Spreckels, Claus. Sugar refiner. Born in Lamstedt, Hanover, 1828. Came to the United States in 1846. Was employed at Charleston, SC, and New York. Went to San Francisco, 1856. Conducted a store, and later a brewery. Established Bay Sugar Refinery, 1863, procuring raw material from Hawaii. Invented new refining processes. Acquired sugar properties in Hawaii. Built new refineries. Had a beet-sugar farm of 1,500 acres, and a factory at Watsonville, CA. Spreckels was a large owner in Oceanic Steamship Company, plying between San Francisco and Honolulu. Died 1908.