00425nam a2200145Ia 4500003000900000008004100009040001600050080001500066100001700081245009700098260003800195300001300233650001400246650001900260IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a681.3bSIE  aSiegel, Paul 0aUnderstanding digital computerscPaul Siegel                                                  aNew YorkbJohn Wiley & Sonsc1961  ax, 403p.  aComputers  aNASA thesaurus