Hetch Hetchy Reservoir (Calif.)
Subject
Subject Source: Library of Congress Subject Headings
Found in 2 Collections and/or Records:
William W. Helbush collection of water project records
Collection
Identifier: MS 980
Dates:
1905-1947
James Rolph, Jr. papers
Collection
Identifier: MS 1818
Dates:
1904-1934,; Majority of material found in 1911-1930
Found in:
California Historical Society
/
James Rolph, Jr. papers