Category:Images from the Seattle Power and Water Supply Collection

Images from the Seattle Power and Water Supply Collection.

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Media in category "Images from the Seattle Power and Water Supply Collection"

The following 200 files are in this category, out of 586 total.

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Air pipe installation for penstocks next to powerhouse, September 7, 1911 (SPWS 690).jpg 768 × 606; 61 KB
Allis-Chalmers water wheel no 2 installed in powerhouse, October 17, 1911 (SPWS 682).jpg 768 × 603; 72 KB
An area of the Skagit River called Rip Raps, site of the Ross Dam, June 28, 1919 (SPWS 594).jpg 460 × 600; 46 KB
Baker River, vicinity of power house site, looking south, April 23, 1924 (SPWS 328).jpg 477 × 600; 56 KB
Bench drilling crew in tunnel, Gorge Dam, November 7, 1923 (SPWS 181).jpg 425 × 600; 64 KB
Bird's-eye view of Newhalem construction camp, July 17, 1921 (SPWS 197).jpg 460 × 600; 48 KB
Bird's-eye view of Ruby Inn and Skagit River, near proposed site of Ruby Dam, June 18, 1919 (SPWS 263).jpg 764 × 600; 95 KB
Bird's-eye view of the junction of Ruby Creek with Skagit River, near proposed site of Ruby Dam (now known as Ross Dam), June 29 (SPWS 262).jpg 768 × 602; 109 KB
Boulder spillway construction near the headworks and diversion dam, June 6, 1911 (SPWS 589).jpg 768 × 603; 79 KB
Boulders in the Skagit River, site of future Gorge Dam, July 1, 1919 (SPWS 586).jpg 768 × 582; 58 KB
Bridge across the Skagit River at the site of the Gorge Dam Powerhouse, July 17, 1921 (SPWS 177).jpg 768 × 590; 94 KB
Bridge and entrance to tunnel at the dam site, May 29, 1924 (SPWS 359).jpg 768 × 609; 101 KB
Bridge at entrance to diversion tunnel, just south of dam site, June 30, 1924 (SPWS 365).jpg 768 × 613; 103 KB
Bridge over the Cedar River near Renton, ca 1899 (SPWS 482).jpg 752 × 581; 41 KB
Bridge under construction over Cedar River at Masonry Dam, June 3, 1914 (SPWS 30).jpg 768 × 587; 141 KB
Bridge under construction over Cedar River at Masonry Dam, June 3, 1914 (SPWS 32).jpg 768 × 587; 127 KB
Bridge under construction over Cedar River at Masonry Dam, September 23, 1914 (SPWS 33).jpg 768 × 582; 150 KB
Bridges at the dam site and diversion tunnel entrance, June 30, 1924 (SPWS 323).jpg 768 × 606; 83 KB
Building a dam on the Black River near Renton to divert the path of the Cedar River, ca 1899 (SPWS 472).jpg 768 × 575; 45 KB
Building a trestle as part of the railroad construction project from Rockport to Newhalem, August 11, 1920 (SPWS 604).jpg 768 × 581; 68 KB
Building cofferdam in preparation for building Lower Baker River Dam, August 28, 1924 (SPWS 388).jpg 768 × 610; 89 KB
Building dam across Black River as part of the process of shifiting the path of the Cedar River, ca 1899 (SPWS 405).jpg 768 × 583; 66 KB
Building embankment trestle for construction of Printz Basin, November 1, 1910 (SPWS 695).jpg 768 × 604; 83 KB
Building homes at the workers' camp above the power plant site, July 24, 1924 (SPWS 368).jpg 768 × 608; 101 KB
Building outlet canal from Lake Tapps, February 16, 1911 (SPWS 356).jpg 768 × 608; 66 KB
Building sawmill at northernmost arm of Lake Tapps near outlet, June 15, 1910 (SPWS 345).jpg 768 × 606; 67 KB
Building the dam at Black River, part of the process of diverting the Cedar River into Lake Washington, ca 1899 (SPWS 432).jpg 768 × 590; 66 KB
Building the embankment to enclose Dingle Basin, July 1, 1910 (SPWS 676).jpg 768 × 606; 82 KB
Cable incline from first trestle, May 30, 1903 (SPWS 389).jpg 476 × 600; 54 KB
Cable incline viewed from powerhouse site, June 8, 1903 (SPWS 196).jpg 768 × 608; 94 KB
Cable incline viewed from the reservoir site, June 1, 1903 (SPWS 184).jpg 478 × 600; 41 KB
Camp at an early Gorge Dam exploration site, ca 1919 (SPWS 601).jpg 474 × 600; 61 KB
Canal construction southeast of Lake Tapps, September 26, 1910 (SPWS 18).jpg 768 × 599; 53 KB
Canal excavation at dam headworks, August 4, 1910 (SPWS 533).jpg 768 × 605; 60 KB
Car and houses beside 165 kVA transmission line and bus structure, North Substation, 1924 (SPWS 168).jpg 768 × 571; 60 KB
Cedar River as viewed from Clifford's Bridge near Landsburg headworks site, ca 1899 (SPWS 463).jpg 446 × 600; 35 KB
Cedar River during the process of diverting it into Lake Washington, dam visible on the right, ca 1899 (SPWS 431).jpg 768 × 583; 45 KB
Charles Baker (man near center with hat) and guests at the Snoqualmie Falls observation platform, 1900 (SPWS 294).jpg 768 × 574; 71 KB
Charles Baker and others near the elevator to the excavated chamber to the powerhouse, ca 1900 (SPWS 309).jpg 428 × 600; 37 KB
Clearcutting at Wickersham Basin, May 17, 1910 (SPWS 189).jpg 768 × 607; 78 KB
Cofferdam at site of Masonry Dam, November 18, 1911 (SPWS 48).jpg 768 × 479; 59 KB
Cofferdam construction at the Lake Tapps outlet, April 4, 1911 (SPWS 467).jpg 768 × 594; 77 KB
Cofferdam discharge pipeline under construction at site of Masonry Dam, March 26, 1912 (SPWS 74).jpg 744 × 600; 112 KB
Company houses and clubhouse on the west end of Concrete, September 28, 1925 (SPWS 338).jpg 768 × 604; 50 KB
Completed intake and transformer house, ca 1900 (SPWS 305).jpg 768 × 581; 62 KB
Completed pipeline entering the trench under the Black River, ca 1899 (SPWS 437).jpg 768 × 646; 66 KB
Completed pipeline going under the Black River, ca 1899 (SPWS 436).jpg 768 × 634; 64 KB
Completed pipeline in Dunlap Canyon being tested, March 9, 1900 (SPWS 494).jpg 445 × 600; 51 KB
Completed powerhouse, February 19, 1912 (SPWS 3).jpg 768 × 602; 72 KB
Completed section of flume, November 16, 1903 (SPWS 369).jpg 768 × 607; 91 KB
Completed southern addition to powerhouse, February 26, 1925 (SPWS 25).jpg 768 × 608; 84 KB
Concrete culvert for flume being built under railroad trestle at Buckley, June 10, 1911 (SPWS 116).jpg 768 × 607; 71 KB
Concrete mixer at diversion dam headworks, September 15, 1910 (SPWS 151).jpg 768 × 609; 85 KB
Concrete pump, also known as a concrete gun, in penstock, Gorge Dam, January 12, 1924 (SPWS 209).jpg 416 × 600; 56 KB
Confluence of Cedar and Black Rivers showing dam used to change the rivers course, ca 1899 (SPWS 474).jpg 768 × 566; 46 KB
Confluence of Cedar and Black Rivers, showing dam which will divert Cedar River toward Lake Washington, ca 1899 (SPWS 471).jpg 768 × 583; 43 KB
Constructing a circular penstock forebay at the western end of the main tunnel, June 15, 1911 (SPWS 611).jpg 768 × 616; 76 KB
Constructing embankment at Wickersham Basin, January 4, 1911 (SPWS 334).jpg 768 × 600; 63 KB
Construction activities at Diablo Dam, March 1928 (SPWS 241).jpg 768 × 582; 99 KB
Construction activities at Larner-Johnson flow control valve and scroll case in power generating unit no 1, Gorge Dam Powerhouse (SPWS 224).jpg 768 × 503; 65 KB
Construction area beside cofferdam discharge pipe structure, Masonry Dam, October 17, 1912 (SPWS 76).jpg 763 × 600; 129 KB
Construction at powerhouse site, January 1, 1904 (SPWS 208).jpg 768 × 606; 99 KB
Construction camp at lower reservoir, March 17, 1903 (SPWS 640).jpg 768 × 607; 73 KB
Construction camp no 1 near Buckley, February 16, 1911 (SPWS 400).jpg 768 × 608; 44 KB
Construction camp no 1, June 7, 1903 (SPWS 122).jpg 768 × 604; 87 KB
Construction camp no 2, June 6, 1903 (SPWS 172).jpg 768 × 604; 69 KB
Construction camp no 3, ca 1903 (SPWS 2).jpg 1,088 × 882; 95 KB
Construction camp no 3, March 16, 1903 (SPWS 504).jpg 768 × 610; 56 KB
Construction camp no 4, June 6, 1903 (SPWS 633).jpg 768 × 607; 99 KB
Construction camp no 5, April 22, 1903 (SPWS 685).jpg 768 × 607; 95 KB
Construction camp no 8, May 30, 1903 (SPWS 673).jpg 768 × 600; 44 KB
Construction crew at work on the intake at Snoqualmie Falls, 1900 (SPWS 310).jpg 768 × 602; 67 KB
Construction of a railroad trestle across a northern arm of Lake Tapps, June 1, 1910 (SPWS 322).jpg 768 × 610; 68 KB
Construction of concrete culvert underneath Northern Pacific Railway at Buckley, WA, May 25, 1911 (SPWS 522).jpg 768 × 608; 69 KB
Construction of culvert for tailrace between powerhouse and Stuck River, October 3, 1911 (SPWS 106).jpg 768 × 608; 58 KB
Construction of diversion dam at Buckley, October 18, 1910 (SPWS 150).jpg 768 × 598; 68 KB
Construction of diversion dam, July 26, 1910 (SPWS 144).jpg 768 × 606; 78 KB
Construction of forebay leading into penstock tunnels, May 30, 1911 (SPWS 114).jpg 768 × 610; 94 KB
Construction of forebay, November 1, 1910 (SPWS 152).jpg 768 × 606; 55 KB
Construction of Gorge Powerhouse, showing generating units 21 and 22 (formerly units 1 and 2), January 12, 1923 (SPWS 559).jpg 768 × 528; 65 KB
Construction of outlet canal from Lake Tapps to powerhouse, July 18, 1910 (SPWS 578).jpg 768 × 602; 65 KB
Construction of powerhouse, May 30, 1911 (SPWS 445).jpg 768 × 605; 101 KB
Construction of southern face of dam, August 3, 1925 (SPWS 362).jpg 768 × 612; 89 KB
Construction of the covered flume from the northwest corner of Lake Tapps to the tunnels and penstocks, June 23, 1911 (SPWS 667).jpg 768 × 607; 79 KB
Construction of the headworks at Landsburg, September 6, 1899 (SPWS 466).jpg 760 × 588; 69 KB
Construction of the high service reservoir in City Park, Seattle, September 8, 1899 (SPWS 410).jpg 768 × 600; 21 KB
Construction of the intake next to the dam, September 12, 1925 (SPWS 329).jpg 768 × 612; 84 KB
Construction of the Queen Anne standpipe, Seattle, September 13, 1899 (SPWS 407).jpg 768 × 587; 49 KB
Construction of trestle at Masonry Dam to support pipes, October 18, 1914 (SPWS 42).jpg 445 × 600; 62 KB
Construction of trestle at Masonry Dam to support pipes, October 18, 1914 (SPWS 43).jpg 448 × 600; 75 KB
Construction of tunnel shaft no 2 with view of concrete mixer and steam drills, February 2, 1911 (SPWS 107).jpg 768 × 609; 102 KB
Construction on cable incline near county road, April 21, 1903 (SPWS 267).jpg 477 × 600; 66 KB
Construction on flume line at site of a landslide, August 4, 1903 (SPWS 650).jpg 768 × 607; 90 KB
Construction on the addition to the south end of the powerhouse, April 24, 1924 (SPWS 77).jpg 768 × 610; 86 KB
Construction operations above Diablo Dam, May 7, 1928 (SPWS 257).jpg 666 × 600; 99 KB
Construction site, Masonry Dam, August 7, 1914 (SPWS 41).jpg 768 × 567; 101 KB
Construction work at east portal of tunnel designed to carry water from Gorge Dam reservoir to powerhouse, April 1922 (SPWS 193).jpg 400 × 600; 73 KB
Construction work at Snoqualmie Falls, ca 1900 (SPWS 316).jpg 768 × 627; 79 KB
Construction workers at tunnel entrance, ca 1900 (SPWS 318).jpg 768 × 593; 47 KB
Crane in operation, looking south from dam site, August 28, 1924 (SPWS 363).jpg 768 × 603; 91 KB
Crane operating at dam site, July 24, 1924 (SPWS 371).jpg 768 × 607; 96 KB
Cross section plan of powerhouse showing circuits 1 and 4, ca 1903 (SPWS 112).jpg 477 × 600; 32 KB
Cross section plan of powerhouse showing circuits 2 and 3, ca 1904 (SPWS 100).jpg 476 × 600; 30 KB
Culvert construction underneath the Northern Pacific Railway showing a steam-powered pile driver on the tracks, Dieringer, June (SPWS 687).jpg 768 × 626; 58 KB
Cut for flume between camps 6 and 7, February 22, 1911 (SPWS 655).jpg 768 × 605; 83 KB
Dam and intake construction site, December 31, 1903 (SPWS 331).jpg 768 × 606; 41 KB
Dam construction after Baker River was blocked off by upper cofferdam, August 28, 1924 (SPWS 387).jpg 768 × 607; 86 KB
Dam construction at headworks, November 1, 1910 (SPWS 234).jpg 768 × 604; 68 KB
Dam construction at headworks, October 6, 1910 (SPWS 211).jpg 768 × 602; 73 KB
Dam construction on the Snoqualmie River, ca 1898 (SPWS 315).jpg 768 × 632; 68 KB
Dam site and diversion tunnel entrance as viewed from bridge north of site, October 7, 1924 (SPWS 324).jpg 476 × 600; 60 KB
Dam site showing chutes for carrying concrete, October 1, 1924 (SPWS 390).jpg 768 × 617; 88 KB
Dam under construction, south side, June 20, 1925 (SPWS 350).jpg 768 × 605; 117 KB
Dam under construction, with concrete being placed on the east side, July 19, 1925 (SPWS 366).jpg 768 × 609; 91 KB
Dam, headworks and intake area under construction, November 14, 1899 (SPWS 475).jpg 768 × 582; 69 KB
Davis Ranch, along the Skagit River at a location known as Cedar Bar, eight miles above Goodell's Landing (now Newhalem), March (SPWS 235).jpg 768 × 610; 106 KB
Detail of diamond drill used in early Skagit exploration work, June 29, 1919 (SPWS 610).jpg 768 × 573; 90 KB
Diablo Canyon as seen from the water, with footbridge overhead, May 27, 1927 (SPWS 237).jpg 768 × 610; 81 KB
Diablo Canyon showing with footbridge at the dam site, June 30, 1919 (SPWS 609).jpg 460 × 600; 59 KB
Diablo Canyon, June 30, 1919 (SPWS 236).jpg 458 × 599; 72 KB
Diablo Dam under construction, ca 1928 (SPWS 243).jpg 235 × 600; 30 KB
Diamond drill, an early piece of machinery used at Ruby Dam site, June 29, 1919 (SPWS 617).jpg 768 × 581; 111 KB
Dieringer from top of hill next to powerhouse, February 16, 1911 (SPWS 149).jpg 768 × 607; 62 KB
Dieringer warehouse construction, May 10, 1910 (SPWS 134).jpg 768 × 605; 57 KB
Digging the canal near camp no 5, February 8, 1911 (SPWS 668).jpg 768 × 602; 94 KB
Diversion dam and tunnel construction, Diablo Dam, March 1928 (SPWS 239).jpg 768 × 587; 112 KB
Diversion dam and tunnel under construction, Diablo Dam, April 12, 1928 (SPWS 261).jpg 768 × 578; 99 KB
Diversion dam construction, October 18, 1910 (SPWS 153).jpg 768 × 614; 64 KB
Diversion dam under construction, Diablo Dam, April 25, 1928 (SPWS 249).jpg 461 × 600; 45 KB
Diversion dam with intake gates open, April 12, 1912 (SPWS 7).jpg 768 × 606; 95 KB
Diversion dam, looking upstream, Diablo Dam, April 25, 1928 (SPWS 248).jpg 461 × 600; 40 KB
Double transmission line near Sumner with Mount Rainier in the distance, June 13, 1904 (SPWS 628).jpg 768 × 602; 53 KB
Double transmission lines making a right angle turn at Orting, June 13, 1904 (SPWS 631).jpg 768 × 608; 61 KB
Draft tube forms as seen from above, Gorge Dam, January 19, 1923 (SPWS 199).jpg 768 × 520; 89 KB
Draft tube that will go under one of the powerhouse water wheels, pictured after delivery in town next to the warehouse (SPWS 380).jpg 768 × 609; 55 KB
Early test drilling operations at the proposed site of Gorge Dam, October 17, 1919 (SPWS 130).jpg 768 × 582; 93 KB
Electron Diversion Dam excavation at the Puyallup River, November 15, 1903 (SPWS 85).jpg 768 × 606; 117 KB
Electron Diversion Dam site, looking north on Puyallup River, March 14, 1903 (SPWS 135).jpg 768 × 610; 86 KB
Electron Plant powerhouse interior showing generators, October 20, 1904 (SPWS 645).jpg 768 × 603; 78 KB
Electron Plant powerhouse interior showing generators, October 20, 1904 (SPWS 647).jpg 768 × 605; 73 KB
Electron Plant powerhouse showing transformers in concrete cells, September 4, 1904 (SPWS 646).jpg 768 × 608; 57 KB
Electron Plant reservoir spillway, April 18, 1904 (SPWS 406).jpg 768 × 599; 68 KB
Embankment construction using scrapers and steamrollers, northern Lake Tapps, July 26, 1910 (SPWS 692).jpg 768 × 600; 82 KB
Engineer corps working at flume line site, April 23, 1903 (SPWS 283).jpg 768 × 609; 104 KB
Excavation for foundation of dam, with cofferdam visible, October 7, 1924 (SPWS 398).jpg 768 × 610; 104 KB
Excavation for powerhouse foundation, March 6, 1925 (SPWS 375).jpg 768 × 609; 92 KB
Excavation for steel pipe in Dunlap Canyon near Renton, September 22, 1899 (SPWS 408).jpg 463 × 600; 48 KB
Excavation of the underground chamber for construction of the powerhouse, ca 1899 (SPWS 303).jpg 768 × 602; 60 KB
Excavation work at site of Gorge Dam Powerhouse construction, December 1921 (SPWS 158).jpg 768 × 517; 71 KB
Experimental reservoir, probably next to high reservoir site, Seattle, September 8, 1899 (SPWS 483).jpg 768 × 584; 53 KB
Fairbanks Morse vertical pump in gatehouse at diversion dam headworks, April 12, 1912 (SPWS 10).jpg 476 × 600; 35 KB
Filling in a trench after completing a pressure test of a pipe, probably in Seattle or Renton, January 12, 1900 (SPWS 452).jpg 457 × 600; 32 KB
First generator installed at the powerhouse, July 20, 1911 (SPWS 644).jpg 768 × 605; 66 KB
First pour of concrete into dam form, February 11, 1925 (SPWS 321).jpg 768 × 601; 99 KB
Flood water submerging diversion dam, Diablo Dam, May 20, 1928 (SPWS 254).jpg 768 × 576; 128 KB
Flume construction between Buckley and southeastern Lake Tapps, July 5, 1911 (SPWS 672).jpg 768 × 605; 48 KB
Flume construction in Puyallup River canyon, December 31, 1903 (SPWS 295).jpg 478 × 600; 54 KB
Flume construction near Buckley, November 1, 1910 (SPWS 223).jpg 768 × 601; 62 KB
Flume construction showing Mount Rainier in background, December 30, 1903 (SPWS 220).jpg 768 × 607; 84 KB
Flume construction showing trestle at canyon near Puyallup River, December 31, 1903 (SPWS 233).jpg 477 × 600; 52 KB
Flume construction under the Northern Pacific Railway tracks at Buckley, March 22, 1911 (SPWS 684).jpg 768 × 600; 73 KB
Flume interior showing water flow, July 21, 1911 (SPWS 670).jpg 768 × 607; 52 KB
Flume line site, April 23, 1903 (SPWS 27).jpg 768 × 609; 98 KB
Flume line trestle construction, June 9, 1903 (SPWS 75).jpg 768 × 610; 98 KB
Flume under construction, inside view, May 6, 1911 (SPWS 433).jpg 768 × 607; 61 KB
Flume under construction, top view, May 6, 1911 (SPWS 411).jpg 768 × 602; 61 KB
Forebay showing entrance to the three tunnels which will contain penstocks, August 23, 1911 (SPWS 120).jpg 768 × 605; 64 KB
Form for water wheel draft tube, after delivery to Concrete, March 20, 1925 (SPWS 377).jpg 768 × 608; 51 KB
Forms for the creation of the main tunnel, in the center of the tunnel system, May 7, 1925 (SPWS 383).jpg 768 × 607; 67 KB
Fourth penstock installed between standpipe and powerhouse, October 15, 1924 (SPWS 69).jpg 768 × 607; 81 KB
Fourth standpipe completed, with tailrace and Stuck River visible in distance to the west, February 26, 1925 (SPWS 26).jpg 768 × 609; 69 KB
Framing construction of south addition to powerhouse, June 9, 1924 (SPWS 22).jpg 768 × 634; 123 KB
Gas-powered trolley, known as the Toonerville Trolley, running on railroad tracks from Rockport to Newhalem, providing tours of (SPWS 171).jpg 768 × 576; 113 KB
Gate construction at intake near diversion dam, August 31, 1911 (SPWS 689).jpg 768 × 606; 54 KB
Gate house under construction at Masonry Dam, January 19, 1914 (SPWS 60).jpg 768 × 574; 126 KB
Gate pier construction on top of the dam, August 12, 1925 (SPWS 364).jpg 477 × 600; 55 KB
Gatekeeper's cottage at the diversion dam, April 12, 1912 (SPWS 9).jpg 768 × 600; 79 KB
Generating units 1 and 2 installed in the powerhouse, August 26, 1925 (SPWS 374).jpg 768 × 609; 62 KB
Gorge Dam and intake under construction, October 4, 1924 (SPWS 129).jpg 768 × 576; 101 KB
Gorge Dam construction power plant, ca 1921 (SPWS 128).jpg 460 × 600; 50 KB
Gorge Dam on the Skagit River, January 12, 1926 (SPWS 232).jpg 768 × 582; 105 KB
Gorge Dam Powerhouse and bridge over the Skagit River, March 2, 1928 (SPWS 138).jpg 768 × 587; 88 KB
Gorge Dam Powerhouse foundations, as seen from the west, January 19, 1923 (SPWS 219).jpg 768 × 510; 92 KB
Gorge Dam Powerhouse interior showing the no 1 generator, February 14, 1924 (SPWS 616).jpg 427 × 600; 30 KB
Gorge Dam Powerhouse, West Portal of tunnel, and bridge, as seen from across the Skagit River, looking southeast, May 23, 1923 (SPWS 221).jpg 768 × 518; 101 KB
Gorge Dam workers displaying fish that they caught, probably at Newhalem, ca 1919-1924 (SPWS 162).jpg 758 × 458; 55 KB
Gravel grading equipment at Reflector Bar, with incline railway in background, March 1928 (SPWS 250).jpg 768 × 578; 108 KB
Gravel pit at Lakeview Cemetery north of the high reservoir on Capitol Hill, Seattle, September 8th, 1899 (SPWS 439).jpg 768 × 572; 43 KB
Gravel train fitted with snow plow at construction site, Masonry Dam, January 13, 1913 (SPWS 81).jpg 750 × 600; 54 KB
Great Northern Railroad excursion train at Newhalem, June 7, 1924 (SPWS 287).jpg 768 × 546; 80 KB
Great Northern Railroad yards and associated buildings near Baker River, June 30, 1924 (SPWS 358).jpg 768 × 604; 72 KB
Ground-level view of Masonry Dam under construction, 1914 (SPWS 29).jpg 462 × 600; 77 KB
Group of men, probably supervisors of construction work at Masonry Dam, April 18, 1914 (SPWS 66).jpg 768 × 583; 100 KB
Group photograph of men associated with the Cedar River pipeline construction project, March 8, 1900 (SPWS 493).jpg 768 × 599; 48 KB
Headworks construction at Landsburg on the Cedar River, September 6, 1899 (SPWS 453).jpg 768 × 577; 46 KB
Headworks under construction on the Cedar River at Landsburg, November 14, 1899 (SPWS 448).jpg 768 × 576; 55 KB
High service reservoir construction in City Park, Seattle, September 8, 1899 (SPWS 412).jpg 768 × 576; 44 KB
High tension room on east side of powerhouse showing potential and current transformers, November 2, 1911 (SPWS 104).jpg 478 × 600; 40 KB
High water in the Skagit River, Gorge Dam, February 12, 1924 (SPWS 188).jpg 768 × 536; 84 KB
Hoist used for hauling gravel up slope next to the dam site, August 28, 1924 (SPWS 386).jpg 768 × 607; 70 KB

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