TY  - BOOK
AU  - Nightingale , E
TI  - Light
U1  - PL37 
PY  - 1927///
CY  - London
PB  - G . Bell And Sons
KW  - Physics Light, Heat and Sound
N1  - PL means Physics Light, Heat and Sound Page No. 465-469 in A-Z Accession Register (Accession No. PL1-PL131)
ER  -