TY  - BOOK
AU  - DUDLEY, DARLE W
TI  - Gear Handbook: The Design, Manufacture, and Application Of Gear
U1  - D622 
PY  - 1962///
CY  - New York
PB  - McGraw-Hill book company
KW  -  WORMGEAR
KW  - GEAR-TOOTH
ER  -