Mastiff Fishing Line Spool The Mastiff Fishing Line Spool; Shapleigh’s Mastiff Cuttyhunk Linen fishing line was produced by the Hall Line Company of Highland Mills, New York circa 1936 – 1941 for the Shapleigh Hardware Company of St. Louis, Missouri AKA Diamond Mfg. Co. The Art Deco period designed label is typical of the late […]