TY  - BOOK
AU  - MACHINARY YELLOW HAND BOOK NO 16A
TI  - SOLUTION OF TRIANGLES: TABLES OF TRIGONOMETRICAL FUNCTIONS, MACHINERY'S YELLOW BACK SERIES NO.16 A 
U1  - 516.24 N58 MAC 
PY  - 1958///
CY  - NEW YORK
PB  - MCGRAW-HILL
ER  -