Mezue ahịrịokwu na-esonụ: N'afọ 1905, Robert S. Moore, nwanne ya nwoke Joseph A. Moore, na John Thomas Scott zụtara National Iron Works dị na ngalaba Hunter's Point nke San Francisco, wee guzobe ụlọ ọrụ ọhụrụ, Moore & Scott Iron Works Moore bụbu osote onye isi oche nke Risdon Iron Works nke San Francisco. Scott bụ nwa nwanne Henry T. na Irving M. Scott, ndị nwe ụlọ ọrụ Union Iron Works dị nso, ebe John bilitere site na onye nkuzi ruo onye nlekọta. N'oge na-adịghị anya, ọkụ gbara n'ụlọ ọrụ ọhụrụ ha.
Ala ọma jijiji mere na San Fransisko. Ha gbakere ngwa ngwa wee laghachi azụmaahịa tupu njedebe nke 1906 site na ịzụta Boole & Sons shipyard na Union Street na Oakland.