This 8" by 12"stock certificate is for ten (10) shares of the HAT CORPORATION OF AMERICA, issued July 1, 1935. The Hat Corporation of America (HCA) was formed in 1932 by the merger of Cavanagh-Dobbs, Inc. and the Brooklyn-based Knox Hat Company. The company, led by John Cavanagh, was a major, centralized manufacturer in Norwalk, Connecticul that produced several high-profile brands, including Knox, Dobbs, Knapp-Felt, Dunlap, Berg and Byron.The certificate, signed by John Cavanagh will lmake a fine addition to any collection.