 | Scientific American (January 1993) | Magazine |
 | Scientific American (February 1993) | Magazine |
 | Scientific American (March 1993) | Magazine |
 | Scientific American (April 1993) | Magazine |
 | Scientific American (May 1993) | Magazine |
 | Scientific American (June 1993) | Magazine |
 | Scientific American (July 1993) | Magazine |
 | Scientific American (August 1993) | Magazine |
 | Scientific American (September 1993) | Magazine |
 | Scientific American (October 1993) | Magazine |
 | Scientific American (November 1993) | Magazine |
 | Scientific American (December 1993) | Magazine |
 | Scientific American (January 1994) | Magazine |
 | Scientific American (February 1994) | Magazine |
 | Scientific American (March 1994) | Magazine |
 | Scientific American (April 1994) | Magazine |
 | Scientific American (May 1994) | Magazine |
 | Scientific American (June 1994) | Magazine |
 | Scientific American (July 1994) | Magazine |
 | Scientific American (August 1994) | Magazine |
 | Scientific American (September 1994) | Magazine |
 | Scientific American (October 1994: Special Issue) | Magazine |
 | Scientific American (November 1994) | Magazine |
 | Scientific American (December 1994) | Magazine |
 | Scientific American (January 1995) | Magazine |
 | Scientific American (February 1995) | Magazine |
 | Scientific American (March 1995) | Magazine |
 | Scientific American (April 1995) | Magazine |
 | Scientific American (May 1995) | Magazine |
 | Scientific American (June 1995) | Magazine |
 | Scientific American (July 1995) | Magazine |
 | Scientific American (August 1995) | Magazine |
 | Scientific American (September 1995: 150th Anniversary Issue) | Magazine |
 | Scientific American (October 1995) | Magazine |
 | Scientific American (November 1995) | Magazine |
 | Scientific American (December 1995) | Magazine |
 | Scientific American (January 1996) | Magazine |
 | Scientific American (February 1996) | Magazine |
 | Scientific American (March 1996) | Magazine |
 | Scientific American (April 1996) | Magazine |
 | Scientific American (May 1996) | Magazine |
 | Scientific American (June 1996) | Magazine |
 | Scientific American (July 1996) | Magazine |
 | Scientific American (August 1996) | Magazine |
 | Scientific American (September 1996: Special Issue) | Magazine |
 | Scientific American (October 1996) | Magazine |
 | Scientific American (November 1996) | Magazine |
 | Scientific American (December 1996) | Magazine |
 | Scientific American (January 1997) | Magazine |
 | Scientific American (February 1997) | Magazine |
 | Scientific American (March 1997) | Magazine |
 | Scientific American (April 1997) | Magazine |
 | Scientific American (May 1997) | Magazine |
 | Scientific American (June 1997) | Magazine |
 | Scientific American (July 1997) | Magazine |
 | Scientific American (August 1997) | Magazine |
 | Scientific American (September 1997) | Magazine |
 | Scientific American (October 1997: Special Issue) | Magazine |
 | Scientific American (November 1997) | Magazine |
 | Scientific American (December 1997) | Magazine |
 | Scientific American (January 1998) | Magazine |
 | Scientific American (January 1999) | Magazine |