An Analysis of "Worlds in Collision" CRSR 621
Sagan, Carl

Ithaca, NY Cornell University Center for Radiophysics and Radio Research 1976 First edition Thin quarto (slightly oversized). Name of former owner on cover with numerical stamp of "28". Some wear to edges and corners of covers and a bit of fading. 87 p. w/ appendices, references. Later published in "Scientists Confront Velikovsky" 1977 ed. by Donald Goldsmith. A very uncommon Sagan report on a controversial subject. Good Staplebound softcover (Item ID: 17372)


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