Keywords: William A. Spinks signature.png William A Spinks American billiards champion co-inventor of modern billiard chalk oil investor flower farmer and avocado farmer originator of the Spinks avocado variety This is a derivative work as it is a cropped copy of his wife's passport application to just show his signature and cleaned up to remove the line over which the signature was written 1924 US Passport application of the subject's spouse US Department of State 1924-05-07 N/a - US government publication not subject to copyright or other restrictions on re-use PD-USGov William A Spinks Signatures of sportspeople |