TY  - BOOK
AU  - Crowther,J.G., x
AU  - x
TI  - British scientists of the twentieth century: x
SN  - x
U1  - 509.42/CRB 
PY  - 1952///
CY  - Lond.
PB  - Rputledge
KW  - Science - History
N1  - x
ER  -