TY  - BOOK
AU  - The Butterworth Group
AU  - Chissick,Seymour S.
AU  - Ravensdale,Tom
TI  - Wave mechanics; the first fifty years 
U1  - 530.124 PRI  
PY  - 1973///.
CY  - London : 
PB  - Butterworths
KW  - Wave mechanics.
KW  - Wave mechanics -- History.
N1  - Includes index.
ER  -