Popular Library, — Anniversary issue 100th.

Austin, TX, Popular Science, May 1972. Bonus issue. VG PB in Slipcase. Letter from Popular Science to Chairman of Board Crown Central Petroleum Corp. dated 4/19/72. GM's New Rotary Engine for Chevy. Vega. Marks beginning of second century of publication, authors are Edward Teller, William Shockley, Peter Goldmark, Joseph Weber, Barry Commoner, Dennis Gabor, Charles Townes, Wernher von Braun, and R. Buckminster Fuller. Commoner writes about a healthy environment: the life or death challenge; Buckminster about his new Hexa-Pent Dome for living. Slipcase slight edge wear.