Atlas 10-inch Lathe (and Craftsman 12-inch lathes) pre-1957: While the lathe remained basically the same for many years, with identical major components, various specifications were available with Model Numbers that included, over the years: 10-F, 10-D, TA36, TA42, TA48, TA54, TH36, TH42, TH48, TH54, TV36, TV42, TV48, TV54, H36, H42, H48, H54, V36, V42, V48, V54, QC42, QC54, et