TY  - BOOK
AU  - Parkinson, A C and Dawney, W H
TI  - Gears, Gear production and measurement
PY  - 1948///
CY  - Sir Isaac Pitman & Sons Ltd
PB  - London
UR  - http://14.139.222.13:80/cgi-bin/koha/opac-detail.pl?biblionumber=2972
ER  -