TY  - BOOK
AU  - Brown S C Ed.
ED  - Symposium on p[hysics 50 years later (1972 : Washington)
TI  - Proceeding on physics 50 years later
U1  - Cp1,N72, L3 
PY  - 1973///
CY  - Washington
PB  - Nationl Academy of Sciences    
KW  - Physics conference
ER  -