TY  - BOOK
AU  - GODWIN (H B)
TI  - Plane and spherical trigonometry
U1  - 512/17 
PY  - 1907///
CY  - Calcutta
PB  - Longman Green & Co Ltd.
KW  - trigonometry
KW  - spherical
KW  - Plane
KW  - and
ER  -