Image: Yuma-Blaisdell Slow Sand Filter Washing Machine-1902-2
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Description: The Blaisdell Slow Sand Filter Washing Machine – Built in 1902 and located in Gateway Park in N. Jones St.. It was listed in the National Register of Historic Places in January 18, 1979, ref. # 79000430. The Blaisdell Slow Sand Filter Washing Machine is a device invented by Hiram W. Blaisdell to wash sand filters used in the treatment of drinking water.
Title: Yuma-Blaisdell Slow Sand Filter Washing Machine-1902-2
Credit: Own work
Author: Marine 69-71
Usage Terms: Creative Commons Attribution-Share Alike 4.0
License: CC BY-SA 4.0
License Link: https://creativecommons.org/licenses/by-sa/4.0
Attribution Required?: Yes
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