1920: (George E) Weaver Aircraft Co (with Clayton Brukner & Elwood Junkin), Lorain OH; 1921: Medina OH. 1923: Advance Aircraft Co, Troy OH. 1928: Waco Aircraft Co. 1941: WW2 troop-glider production. 1947: Waco production ceased, company went into contract manufacturing. 1963: Waco Div,...