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WWI Bob: Albert "Shrimp" Burns -- Motorcyclist
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WWI Bob: Motorcycle Polo c. 1919
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WWI Bob: Starting Up, Clearlake, California, 1921
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WWI Bob: Locals Viewing Motorcycle at Clearlake, California, 1921
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WWI Bob: Smoky Start, Clearlake, California, 1921
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WWI Bob: Getting Started at McCloud's Hotel, Clearlake, California, 1921
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WWI Bob: Hill-Climb Action -- 1924
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WWI Bob: Hill Climb Action -- 1924
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WWI Bob: Ready to Race
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WWI Bob: Chariot Races With Motorcycles
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WWI Bob: Rider and Sponsor(?)
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WWI Bob: Motorcycles at Clearlake, California, June 1921
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WWI Bob: Airborn -- Hill-Climb Action -- 1924
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WWI Bob: Hill-Climb Dust Storm -- 1924
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WWI Bob: Hill-Climb Action -- 1924
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WWI Bob: Hill-Climb Action -- 1924
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WWI Bob: Hill-Climb Action -- 1924
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WWI Bob: Hill-Climb Action -- 1924
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WWI Bob: Hill-Climb Action -- 1924
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WWI Bob: Hill-Climb Action -- 1924
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WWI Bob: Hill-Climb Action -- 1924
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WWI Bob: Hill-Climb Action -- 1924
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WWI Bob: Oakland Motorcycle Club
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WWI Bob: Oakland Motorcycle Club (detail)
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WWI Bob: Oakland Motorcycle Club on Northern California Run
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WWI Bob: Oakland Motorcycle Club Members at Mount Shasta
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WWI Bob: Oakland Motorcycle Club Members at Mount Shasta
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WWI Bob: Motorcycle Polo, c. 1919