TY  - BOOK
AU  - duncan, J.
TI  - A text book of physics
U1  - 530.2462 
PY  - 1955///
CY  - london
PB  - macmillan and company ltd
KW  - mce
N1  - 0; 0; 0; 530_246200000000000_DUN
ER  -