TY  - BOOK
AU  - Einstein , Albert 
TI  - Sidelights On Relativity
U1  - PR9 
PY  - 1922///
CY  - London
PB  - Methuen And Co
KW  - Physics Relativity
N1  - Pr means Physics Relativity Page No. 471-472 in A-Z Accession Register (Accession No.Pr1-Pr36)
ER  -