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Box 1
Container
Staff Only
Contains 1 Result:
Miscellaneous construction records, 1919-1937
File — Box: 1, Folders: 2-4
Identifier:
Subseries 1_1:
Dates
:
1919-1937
Found in:
California Historical Society
/
MS 980, William W. Helbush collection of water project records
/
Hetch Hetchy water supply project records
/
General records