00430nam a2200157Ia 4500003000900000008004100009020001800050040001600068080002300084100001600107245005200123260003000175300001600205490002600221650002500247IN-BaIIA211028s9999    xx            000 0 eng d  a0-444-41319-7  cIIA Library  a535.316:537.2bHAR  aHarting, E. 0aElectrostatic lensescE. Harting and F. H. Read  aAmsterdambElsevierc1976  aviii, 322p.  aPhotocopy of Original  aelectrostatic lenses