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Scientific American 1990's

1990 January, February, March, April, May, June, July, August, September, October, November, December	1991 January, February, March, April, May, June, July, August, September, October, November, December	1992 January, February, March, April, May, June, July, August, September, October, November, December
1993 January, February, March, April, May, June, July, August, September, October, November, December	1994 January, February, March, April, May, June, July, August, September, October, November, December	1995 January, February, March, April, May, June, July, August, September, October, November, December
1996 January, February, March, April, May, June, July, August, September, October, November, December	1997 January, February, March, April, May, June, July, August, September, October, November, December	1998 January, February, March, April, May, June, July, August, September, October, November, December
1999 January, February, March, April, May, June, July, August, September, October, November, December