1. Biological evaluation of various spacecraft cabin atmospheres, II

   • R. W. Hamilton Jr.
   • G. F. Doebbler
   • H. R. Schreiner

   OriginalPaper Pages: 407 - 436

2. Plans for orbital study of rat biorhythms results of interest beyond the biosatellite program

   • Franz Halberg
   • Walter Nelson
   • Orr E. Reynolds

   OriginalPaper Pages: 437 - 471

3. Review of organic matter in the Orgueil meteorite

   • Bruce L. Baker

   ReviewPaper Pages: 472 - 497

4. A kinetic analysis of spore inactivation in a composite heat and gamma radiation environment

   • V. L. Dugan

   OriginalPaper Pages: 498 - 505