TY  - BOOK
AU  - Southall, James P. C
TI  - Mirrors, prisms and lenses: a text-book of geometrical optics
T2  - Dover books on physics and mathematical physics
PY  - 1946///
CY  - New York
PB  - Dover Publications
KW  -  Geometrical optics 
KW  -  Lenses 
KW  -  Prisms 
KW  - NASA Thesaurus 
ER  -