00763nam a2200205Ia 4500003000900000008004100009040001600050080001500066100003000081245011900111260004600230300001400276650004100290650003800331650001800369700002900387942000700416999001500423952011900438IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a520.1bJON  aJones, Bessie Zaban97273 4aThe Harvard college observatorybthe first four directorships, 1839-1919cBessie Zaban Jones and Lyle Giffond Boyd  aCambridgebHarvard University Pressc1971  axi, 495p.  aAstronomy and astrophysics thesaurus  aHarvard college observatory97613  aObservatories  aByod, Lyle Gifford97614  cBK  c4339d4339  00104070aBANbBANcGENd1973-11-20g115.35l0o520.1/ JONp4844r2021-11-05v115.35w1973-11-20yBKGRs. 115.35