YAMAZAKI MAZAK Precision Lathe Models A, B, C and D - sometimes marked as the Model MK530 (the carriage handwheel can be found both on either the left or right-hand sides of the apron). Operating Manual with Parts as Detailed Sectional Drawings.

Pratt and Whitney Lathe 12" X 30" Model B. Operator's Instruction Book" (only 26 pages but very useful detailed information)

Pratt and Whitney Model B 20-inch Lathe. Operator's Instruction Manual.

Pratt and Whitney Model B 20" Lathe: Repair Parts List with Sectional and 3D Drawings.