GREGORY HILLS GIONCOLOGIST - AN OVERVIEW

{Experiments with metal shafts went by means of quite a few phases. In 1924 the Union Hardware Corporation of Torrington, Connecticut, U.S., drew a seamless shaft of higher-carbon metal that could be heat-dealt with and tempered. It was accepted because of the R&A in 1929 and substantially replaced hickory during the early 1930s. Inside the ninetee