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File:Allegheny River Lock and Dam No.4.jpg

Allegheny_River_Lock_and_Dam_No.4.jpg ‎(720 × 480 pixels, file size: 132 KB, MIME type: image/jpeg)

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This is an image of a place or building that is listed on the National Register of Historic Places in the United States of America. Its reference number is 398.

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English: Lock and Dam Number 4 on the Allegheny River, Allegheny County, Pennsylvania, United States. Lock and Dam 4 was built from 1920-27, and opened in 1927.
Source U.S. Army Corps of Engineers Digital Visual Library
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Author U.S. Army Corps of Engineers
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This image or file is a work of a U.S. Army Corps of Engineers soldier or employee, taken or made as part of that person's official duties. As a work of the U.S. federal government, the image is in the public domain.

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Object location40° 36′ 52″ N, 79° 42′ 59″ W Kartographer map based on OpenStreetMap.View this and other nearby images on: OpenStreetMapinfo

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Date/TimeThumbnailDimensionsUserComment
current06:31, 7 November 2009Thumbnail for version as of 06:31, 7 November 2009720 × 480 (132 KB)Geneisner (talk | contribs){{Information |Description={{en|1=Lock and Dam Number 4 on the Allegheny River, Allegheny County, Pennsylvania, United States. Lock and Dam 4 was built from 1920-27, and opened in 1927.}} |Source=U.S. Army Corps of Engineers Digital Visual Library [http:

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