TY  - BOOK
ED  - United States.
ED  - United States.
TI  - Table of sines and cosines to fifteen decimal places at hundredths of a degree
U1  - 514.083 
PY  - 1949///
CY  - Washington
PB  - United States Government Printing Office
KW  - Trigonometry
KW  - Tables
N1  - "Prepared by the Computation Laboratory of the National Applied Mathematics Laboratories"--T.p. verso
ER  -