TY  - BOOK
AU  - CROWTHER (James Arnold)
TI  - Ions, electrons and ionizing radiations Ed 7
U1  - 536/20 
PY  - 1938///
CY  - London
PB  - Edward Arnold & Co
KW  - radiations
KW  - Ions
KW  - ionizing
KW  - electrons
KW  - Ed
KW  - 7
ER  -