Éditeur(s) : National Photo and News ServiceNational Photo and News Service ( San Antonio, TX ) Résumé : National Photo and News Service, 737 E. Houston Street, San Antonio, Texas National Photo and News Service photograph number 3394-A 1st Lieutenant A. J. Lepping, commanding officer ; 1st Sergeant L. M. Hix, executive officer Panama Canal Zone -- Fort Randolph Canal Zone