 It was registered as a California Historical Landmark in 1960, and parts of it were declared a National Historic Landmark District in 1975.In September 1849, Lieutenant Commander William Pope McArthur was placed in command of the US survey schooner "Ewing", which had been brought around Cape Horn to the West Coast by Lieutenant Washington Allon Bartlett.Upon reaching San Francisco, "Ewing" and the other ship assigned to the survey, , were hampered from progress due to desertions of their crews to the gold fields, including a mutiny when crew members rowing into the city from "Ewing" threw an officer overboard in an attempt to desert.