Scientific American Magazine February 1993 calculating engine, superconductors

1979 Scientific American Magazine: Coral

1894 Scientific American June 9 - Olds, Globe gasoline engines; Monstera Delicio

Scientific American June 2013

Scientific American Weekly Journal September 23, 1876

Scientific American Magazine lot Full Year 2006 (12 issues)

SCIENTIFIC AMERICAN FEB 17TH 1877 - FRICK & CO'S ECLIPSE AGRICULTURAL ENGINE VG

SCIENTIFIC AMERICAN March 1976 Calculator Alcohol Jupiter Universe Spiders Q4