TY  - BOOK
ED  -  Conference on Optical Instruments 
TI  -  Conference on Optical Instruments proceedings
U1  -  535.80631 LON 
PY  - 1951///
CY  -  London : 
PB  -  Chapman & Hall, 
KW  -  Optical instruments
KW  -  Congresses
N1  -  Each paper is followed by a summary in French and English;  Includes bibliographical references and index
ER  -