Lieutenant William Portwood Erwin (18 October 1895 - 19 August 1927) was an American World War I flying ace credited with eight aerial victories. On 19 August 1927, he disappeared during the Dole Air Race from Oakland, California to Hawaii.
Lieutenant William Portwood Erwin (18 October 1895 - 19 August 1927) was an American World War I flying ace credited with eight aerial victories. On 19 August 1927, he disappeared during the Dole Air Race from Oakland, California to Hawaii. (en)