Ashokan Reservoir. View showing concrete core-wall of North wing of Olive Bridge dam. At right, note the placing and compacting of earth embankment on the up-stream side. Contract 3. June 21, 1910.
Summary
Public domain scan of artwork related to technological or industrial history, free to use, no copyright restrictions image - Picryl description
Tags
Date
1918
Contributors
New York (N.Y.). Water Supply Board, Compiler
Location
New York
Source
New York Public Library
Copyright info
Creative Commons CC0 1.0 Universal Public Domain Dedication ("CCO 1.0 Dedication")