SN: 891 13 inch 1910-1911 Info: Catalog 41, 4-1-1911 No. of Lathe: 34 Length of Bed: 5, 6, 7, 8, 10 feet Distance Between Centers: 33, 45, 57, 69, 93 inches Swing Over Bed: 13-1/4 inches Swing over Carriage: 9 inches Hole Through Spindle: 3/4 inch, MT 3 Diameter of Spindle Nose: 1-3/4 inches, 8 TPI Tailstock: MT 3 Net Weight: 725, 770, 815, 860, 1170 lbs Counter-Shaft Pulleys: 8 x 2-1/2 inches Counter Shaft Speed: 225 rpm Power Cross Feed Power Longitudinal Feed Graduated Dial Collar (Thousandths) on Cross Feed Plain Compound Dial Compound Swivel, Graduated in Degrees Compound Cross Travel: 3-1/2 inches 4 Step Cone Pulley with 1-1/2 inch belt 8 speeds with back gear Improved reverse shifter T-slot Carriage with saddle lock Standard Change Gear, indexed 4-40 TPI Lead Screw: 1 inch x 8 TPI ID Notes: Unknown SN Time frame on Apron/Clutch/Shifter Knob change. 891 has PCF Shifter Knob Clutch and Shifter knobs round without "Star" castings. Head Stock has Cast Belt Fingers below Cone Pulley 4 gib screws on Compound