00948nam a2200229Ia 4500003000900000008004100009020001800050040001600068080001500084111008200099245015200181260003400333300001400367650004100381650002500422650001700447700003100464710008200495942000700577999001500584952011900599IN-BaIIA211028s9999    xx            000 0 eng d  a3-540-06065-0  cIIA Library  a52-37bORI  aConference on Origins of Lifen4thcElkridge, Marylandd1971 Apr. 13-1697673 0aPlanetary astronomybproceedings of the fourth conference on Origins of Life held in Elkridge, Maryland, April 13-16, 1971cedited by Lynn Margulis  aBerlinbSpringer-Verlagc1973  axi, 268p.  aAstronomy and astrophysics thesaurus  aOrigin of life93519  aPlanets9971  aMargulis, Lynn., ed.97674  aInterdisciplinary Communications Program of the Smithsonian Institution97675  cBK  c4377d4377  00104070aBANbBANcGENd1974-03-23g149.44l0o52-37/ ORIp4884r2021-11-05v149.44w1974-03-23yBKGRs. 149.44