Category:Keuffel & Esser slide rules

Subcategories

This category has the following 8 subcategories, out of 8 total.

Media in category "Keuffel & Esser slide rules"

The following 37 files are in this category, out of 37 total.

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  Keuffel & Esser - Hunnicutt and Associates, Residential Building Cost Slide Rule - MIT Slide Rule Collection - DSC03662.JPG 5,194 × 1,481; 1.48 MB
  
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  Keuffel & Esser - Picker X-ray, Fetal Medical Slide Rule - MIT Slide Rule Collection - DSC03680.JPG 5,367 × 1,498; 1.66 MB
  
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  Keuffel & Esser - Sperry, Model 4016 Pocket Calculator - MIT Slide Rule Collection - DSC03581.JPG 5,472 × 3,648; 5.21 MB
  
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  Keuffel & Esser - Stanley - Hudson Horse Power Computer - MIT Slide Rule Collection - DSC03577.JPG 5,472 × 3,648; 4.04 MB
  
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  Keuffel & Esser 20.5-inch Slide Rule (30245412953).jpg 5,184 × 3,456; 1.28 MB
  
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  Keuffel & Esser 20.5-inch Slide Rule (30764634682).jpg 5,184 × 3,456; 1.25 MB
  
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  Keuffel & Esser 20.5-inch Slide Rule (30764634782).jpg 5,184 × 3,456; 1.24 MB
  
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  Keuffel & Esser 20.5-inch Slide Rule (30880924725).jpg 5,184 × 3,456; 1.49 MB
  
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  Keuffel & Esser 20.5-inch Slide Rule (30880924845).jpg 5,184 × 3,456; 1.13 MB
  
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  Keuffel & Esser display - MIT Slide Rule Collection - DSC03615.JPG 3,584 × 3,916; 3.07 MB
  
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  Keuffel & Esser Model 1740-592, Thatcher's Calculating Instrument - MIT Slide Rule Collection - DSC03574.JPG 5,472 × 3,648; 4.63 MB
  
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  Keuffel & Esser Model 1742, Fuller Spiral Slide Rule - MIT Slide Rule Collection - DSC03575.JPG 3,648 × 5,472; 3.97 MB
  
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  Keuffel & Esser Model 4019, Goodchild Mathematical Chart and Rule - MIT Slide Rule Collection - DSC03592.JPG 5,472 × 3,648; 4.87 MB
  
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  Keuffel & Esser Model 4081-3 Braille Rule, Beatley I-Q Slide Rule, and Traffic Managers Slide Rule - MIT Slide Rule Collection - DSC03664.JPG 3,557 × 2,726; 2.24 MB
  
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  Keuffel & Esser Model 4128 Nordell Sewer Slide Rule - MIT Slide Rule Collection - DSC03674.JPG 5,472 × 1,772; 1.99 MB
  
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  Keuffel & Esser Model 4180, Fraction Adder - MIT Slide Rule Collection - DSC03616.JPG 2,979 × 3,247; 1.83 MB
  
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  Keuffel & Esser Model 4635 Syrup Rule and Cardiac Slide Rule - MIT Slide Rule Collection - DSC03646.JPG 5,136 × 2,225; 2.45 MB
  
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  Keuffel & Esser Model N4135, Power Computer prototype - MIT Slide Rule Collection - DSC03594.JPG 4,515 × 2,103; 1.8 MB
  
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  Keuffel & Esser prototype slide rule, based on Cox Duplex Rule of 1891 - MIT Slide Rule Collection - DSC03606.JPG 4,658 × 1,910; 2.02 MB
  
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  Keuffel & Esser slide rule, model 4081-3 (ca. 1940) - Detail.jpg 1,200 × 800; 334 KB
  
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  Keuffel & Esser, Custom Rule for Determining Slab Weight - MIT Slide Rule Collection - DSC03587.JPG 5,093 × 1,731; 2.26 MB
  
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  Keuffel & Esser, Hudson 8 and Hudson 9 prototypes, with Model 68-1100 Deci-Lion - MIT Slide Rule Collection - DSC03601.JPG 3,584 × 3,755; 3 MB
  
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  Keuffel & Esser, Model 4090, Universal Slide Rule prototype - MIT Slide Rule Collection - DSC03589.JPG 5,472 × 3,648; 3.84 MB
  
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  Keuffel and Esser Model 4132 Crane Sewer slide rule-IMG 5831-black.jpg 4,500 × 3,000; 402 KB
  
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  Keuffel and Esser Model 4132 Crane Sewer slide rule-IMG 5831-gradient.jpg 4,500 × 3,000; 471 KB
  
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  Keuffel and Esser Model 4132 Crane Sewer slide rule-IMG 5831-white.jpg 4,500 × 3,000; 405 KB
  
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  Traffic manager slide rule-IMG 5837-black.jpg 6,000 × 4,000; 747 KB
  
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  Traffic manager slide rule-IMG 5837-gradient.jpg 6,000 × 4,000; 840 KB
  
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  Traffic manager slide rule-IMG 5837-white.jpg 6,000 × 4,000; 750 KB
  
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  Vintage K&E (Keuffel & Esser Co.) Polyphase Slide Rule, Model 4053-3, 10-Inch, Exposed Maghony, Made in USA (9610956770).jpg 4,536 × 1,579; 1.89 MB
  
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  Vintage K&E (Keuffel & Esser Co.), Model 68-1617, 10-Inch, Made in USA (9607128517).jpg 4,514 × 1,302; 1.81 MB
  
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  Vintage Keuffel & Esser (K&E) 5-Inch Slide Rule, No. 4153-1, Made In USA (16426884672).jpg 3,938 × 1,864; 1.26 MB
  
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  Vintage Keuffel & Esser Co. Wood Slide Rule, Made in the USA (10272760043).jpg 4,575 × 2,711; 3.48 MB
  
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  Vintage Keuffel & Esser Company Beginner's Slide Rule (Reverse Side), No. 4058C, All Wood Framed Cursor, Made In USA, Circa 1930s (31955561837).jpg 4,006 × 2,242; 2.75 MB
  
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  Vintage Keuffel & Esser Company Beginner's Slide Rule, No. 4058C, All Wood Framed Cursor, Made In USA, Circa 1930s (46171984654).jpg 3,772 × 2,130; 2.82 MB
  
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  Vintage Keuffel & Esser Duplex Merchant's Slide Rule, Model 4095-3, 10-Inch Linear Slide Rule, Made In USA (21291599232).jpg 3,520 × 1,603; 1.54 MB
  
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  Vintage Keuffel & Esser Duplex Type 10 Inch Slide Rule, Model 4081-3, Made In USA (25690854784).jpg 4,055 × 725; 2.03 MB