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California, Road Construction 7
"1967 - BART (Bay Area Rapid Transit) San Francisco area construction - Cranes hoisting pre-stressed concrete beams into position on the elevated section, San Leandro section"
California, Road Construction 6
"1967 - BART (Bay Area Rapid Transit) San Francisco area construction - Cranes hoisting pre-stressed concrete beams into position on the elevated section, San Leandro section"
California, Road Construction 5
"1967 - BART (Bay Area Rapid Transit) San Francisco area construction - Cranes hoisting pre-stressed concrete beams into position on the elevated section, San Leandro section"
California, Road Construction 4
"1967 - BART (Bay Area Rapid Transit) San Francisco area construction - Cranes hoisting pre-stressed concrete beams into position on the elevated section, San Leandro section"
California, Road Construction 3
"1967 - BART (Bay Area Rapid Transit) San Francisco area construction - San Leandro elevated section"
California, Road Construction 10
"1967 - BART (Bay Area Rapid Transit) San Francisco area construction - Cranes hoisting pre-stressed concrete beams into position on the elevated section, San Leandro section"
California, Road Construction 1
"1967 - BART (Bay Area Rapid Transit) San Francisco area construction - Cranes hoisting pre-stressed concrete beams into position on the elevated section, San Leandro section"
California, Heavy Equipment 8
"1946 - Earth moving equipment at new S.F. auto court"
California, Heavy Equipment 7
"1946 - Earth moving equipment at new S.F. auto court"
California, Heavy Equipment 6
"1946 - Earth moving equipment at new S.F. auto court"