Aqueous, Low Temperature Environment of the Orgueil Meteorite Parent Body. By 

 Bartholomew Nagy, Warren G. Meinschein, Douglas J. Hennessy 534 



Evidence in Meteorites of Former Life: The Organic Compounds in Carbonaceous Chon- 

 drites Are Similar to Those Found in Marine Sediments. By W. G. Meinschein, 

 Bartholomew N.\gy, Douglas J. Hennessy 553 



Further Observations on the Properties of the "Organized Elements" in Carbonaceous 

 Chondrites. 5,v George Claus, Bartholomew Nagy, Dominic L. Europa.... 580 



Discussion of the Identity of the "Organized Elements." HARf)LD C. Urey, Moderator . 606 



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