Hetch Hetchy dam. Precast porous concrete blocks for drainage wells. Rock crushing plant in background

[]Details

Local Identifier: AAZ-2241
Title: Hetch Hetchy dam. Precast porous concrete blocks for drainage wells. Rock crushing plant in background
Date: 1921-11-20
Creator: San Francisco History Center, San Francisco Public Library
Collection: California Photograph Collection
Collection Number: SFP 131
Location: San Francisco History Center, San Francisco Public Library
Shelf Location: Folder: CA. Water. Hetch Hetchy O’Shaughnessy. Construction
Type of Resource: still image
Physical Description: 1 photographic print: b&w ; 8 1/4 x 11 in.
Form: photographic prints
Use and Reproduction: Though not required of public domain images, if you want to credit the library as the source, please use the following statement: "From the San Francisco History Center, San Francisco Public Library" and provide a link back to the item on our Digital Collections site.
Rights Statement: In public domain.
Language (code): eng
Cumulative Index and Finding Aids Note: https://oac.cdlib.org/findaid/ark:/13030/c8tt4z0b/
Genre (tgm): Photographs
LCSH Subjects: Concrete blocks
Dams--Drainage systems
Water-supply--California--San Francisco
Hetch Hetchy Reservoir (Calif.)--Photographs
Hetch Hetchy Valley (Calif.)--Photographs
Yosemite National Park (Calif.)--Photographs
Handle: http://hdl.handle.net/20.500.12352/islandora:219180