TY  - BOOK
AU  - R S, Longurst
TI  - Geometrical And Physical Optics
U1  - 535 
PY  - 1900///
CY  - London
PB  - Longmans
KW  - General Stack
KW  - Optics
KW  - Light & infrared & ultraviolet phenomenaPhysics
KW  - Physics
ER  -