Geometric Tool Co. (div. located in New Haven, CT) ; Geometric-Horton ; Greenfield Tap and Die Corporation ; Wells Brothers Co. Div. ; Machine Tool Div. ; Unimet Carbides (div.) ; TRW Inc. ; J. H. Williams & Co.
Trade catalogs on drills and drill sets, chucking reamers and chucking reamer sets, end mills, tool bits, countersinks, counterbores, and special tools ... cutting tools and gages ; hand tools ... These materials comprise the uncataloged portion.