THE BASIC PRINCIPLES OF HARRINGTON PARK EAR SPECIALISTS

{Experiments with steel shafts went as a result of many phases. In 1924 the Union Components Organization of Torrington, Connecticut, U.S., drew a seamless shaft of superior-carbon steel that would be heat-taken care of and tempered. It absolutely was authorized because of the R&A in 1929 and substantially replaced hickory while in the early 1930s.