TY  - BOOK
AU  - Oberg,Erik
TI  - Spiral and worm gearing: a treatise of the principles, dimensions, calculation and design of spiral and worm gearing, together with chapters on the methods of cutting the teeth in these types of gears 
T2  - Machinery's mechanical library
PY  - 1915///]
CY  - New York
PB  - Industrial Press
KW  - Gearing, Spiral
KW  - Gearing, Worm
KW  - fast
KW  - Machine
KW  - Bevel gear
KW  - Handbook historic
N1  - Includes index
ER  -