Lees Bradner No. 1 Gear Generator Operators Instruction, Formulae's Manual 1936

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Lee Bradner No. 1 Gear Generator Operations Instructions and Formulas Manual Year (1936)           

This Manual Covers Models:
No. 1

This Manual Includes:
Original Blue's
Operation Instructions and Formulae's
The DeLaval Separator Co. Poughkeepsie, N.Y.
No.3 Barber-Colman Formulae
Lees Bradner Formulae
Gould & Eberhardt Formulae
Farwell Hobbing Machine
Feed Formulae
Chart D Fast Index-Fast Head
Feed Gear Chart
Setting Depth of Cut
Chart “C", Slow IndexThis Manual Has 10 Printed Pages.
Year February 1936