TY  - BOOK
AU  - Loney,Sidney L.
TI  - Plane trigonometry
U1  - 514.5 
PY  - 1949///
CY  - Cambridge
PB  - The University Press
KW  - Trigonometry
KW  - Plane
N1  - Library has v. 1; Vol. 1 An elementary course, excluding the use of imaginary quantities
ER  -