TY  - BOOK
T1  - Plane trigonometry and tables,
DA  - [c1943]
CY  - Boston,
AU  - Wentworth, George,
CN  - QA533 .W47 1943
CN  - QA533
PB  - Ginn
PP  - Boston,
PY  - [c1943]
ID  - 66865
KW  - Plane trigonometry.
TI  - Plane trigonometry and tables,
ER  -