Dr. Theodor Seuss Geisel By christinayvette Mar 2, 1904 Born Theodore Seuss Geisel in Springfield, Massachusetts. Theodore Seuss Geisel was born. Period: Mar 2, 1904 to Sep 24, 1991 Birth- Death Aug 30, 1921 Dr. Seuss attends Dartmouth College Aug 1, 1922 Theodor Geisel acquired his pen name- Seuss. Jan 1, 1927 Dr. Seuss gets married- Helen Palmer Geisel. Also, he dropped out of Oxford University. Jan 31, 1927 Dr. Seuss began selling cartoons and magazines. Dec 21, 1937 Dr. Seuss published his first children's book, " And to Think That I Saw it On Mulberry Street". Jan 10, 1940 Published "Horton Hatches the Egg" Sep 1, 1941 Dr. Seuss draws political cartoons for PM Magazine Dec 5, 1943 Joins the army Aug 8, 1954 Published "Horton Hears A Who" Feb 8, 1957 Theodor Seuss Geisel Found Beginner Books Mar 12, 1957 Published "The Cat In The Hat" Nov 24, 1957 Published "How the Grinch Stole Christmas" Feb 8, 1960 Published "One fish, two fish, red fish, blue fish" May 8, 1960 Published "Green Eggs and Ham" Dec 18, 1966 "How the Grinch Stole Christmas" first airs Oct 13, 1968 Marries for the second time, Audrey Geisel Dec 8, 1971 Published "The Lorax" May 8, 1975 Published "Oh, The Thinks You Can Think!" Jan 1, 1984 Theodor Seuss Geisel is awarded a special citation in letters from the Pulitzer Prize Committee Jan 22, 1990 Published "Oh, the Places You'll Go!" Sep 24, 1991 Dr. Seuss Dies