TY  - BOOK
AU  - HART IVOR B.
TI  - THE GREAT PHYSICISTS
U1  - pg69 
CY  - 1927
N1  - Pg mean Physics General & Mechanics Page 457-464 in A to Z Accession Register (Acc. No. Pg1-Pg228) & Page 640 (Acc. No. 224-231)
ER  -