TY  - BOOK
AU  - Comrie L J
TI  - Tables of tan-1x and log (1+X square): to assist in the calculation of the ordinates of a pearson type IV Curve
U1  - 000SA.0212 
PY  - 1938///
CY  - London
PB  - London Univ
KW  - Statistical tables
ER  -