00691nam a2200217Ia 4500003000900000008004100009020001600050040001600066080001700082100002000099245004800119260002900167300001300196490003200209650003000241650003800271650004900309942000700358999001500365952009300380IN-BaIIA211028s9999    xx            000 0 eng d  a236-15453-2  cIIA Library  a52(091)bHEY  aHey, J. S96857 4aThe evolution of radio astronomycJ. S. Hey  aLondonbElek Booksc1973  ax, 214p.  aHistories of science series  a Radio astronomy 97958  a Radio astronomy - history97959  aAstronomy and astrophysics thesaurus 91143  cBK  c4529d4529  00104070aBANbBANcGENd1974-10-09l0o52(091)/ HEYp5055r2021-11-05w1974-10-09yBK