00402nam a2200157Ia 4500003000900000008004100009040001600050080001700066100002000083245004600103250001200149260003200161300001000193650001900203650002200222IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a621.396bSCR  aScroggie, M. G. 0aRadio Laboratory HandbookcM. G. Scroggie  a5th ed.  aLondonbIliffe & Sonsc1950  a430p.  aNASA Thesaurus  aRadio Engineering