TY  - BOOK
AU  - Schure,Alexander,1920-
TI  - Crystal oscillators
T2  - A Rider publication, no. 166-4.  Review series
U1  - 621.3747 
PY  - 1955///]
CY  - New York
PB  - J. F. Rider
KW  - Oscillators, Crystal
KW  - MCE
ER  -