:::H.L. Mencken wrote: "The Marines who occupied Nicaragua in 1912 took to calling the natives gooks, one of their names for Filipinos." From The Nation in 1920: "The Haitians....are nicknamed "Gooks"."  Frank Capra's Flight (1929) uses the word to refer to Nicaraguans. It was used to refer to an Okinawa Japanese woman during WWII in With the Old Breed, given in the citation section. There are many, many references to Koreans as "gooks". Read the article! What reference claims the word was restricted southeast Asians?