For info:
YEAR - 1960'S SPECIFICATIONS: DIAMETER SWING - MAXIMUM..............: 8" DISTANCE BETWEEN CENTERS - MAXIMUM....: 20" TRAVEL - LONGITUDINAL.................: 20-1/2" - TRAVERSE............................: 10-1/4" - VERTICAL............................: 8-3/8" WHEEL SIZE............................: 7" x 1/2" x 1-1/4" GRINDING WHEEL SPEEDS (3).............: 2730 - 5150 RPM WORKHEAD SPEEDS (4)...................: 128 - 540 RPM TABLE TRAVEL SPEEDS (6) - AUTOMATIC...: 7.7 - 100 IPM EQUIPPED WITH: WORKLIGHT ELECTRICS - 1.5 HP/220V/3 PH