Third Conference on Planetology and Space Mission Planning.
Card's contents:517,432 519,502 CONFERENCE Third Conference on Planetology and Space Mission Planning. Held by The New York Academy of Science on Oct. 28-30, 1970. Ed. and conference charman Robert D.Snzmann. New York 1972 8° s. 459,ilustr. Annals of The New York Academy of Sciences Vol.187.