TY  - BOOK
AU  - Cosslett,V.E.
TI  - Introduction to electron optics: the production, propagation and focusing of electron beams 
U1  - 537.56 23
PY  - 1950///
CY  - Oxford
PB  - Clarendon Press
KW  - Electron optics
N1  - Includes bibliographical references and index
ER  -