Cincinnati "Contourmaster" No. 1C Tool and Die Milling Machine also covering the 1A and 1B. Operation Manual .

Cincinnati Contourmaster Milling Machine (Turret-head Type) - Service and Parts Manual Data Set for the 1C Model LO, 1D Model LA,1E Model LR and HV Model DK. The "Contourmaster" was a machine built using the base section and table of the older "Toolmaster" combined with the head from the "8" x 18" model and the "Acratrace" Hydraulic Tracer Unit).