March 25, 1955
The first time Snoopy goes after Linus's blanket.


April 12, 1957
Snoopy's debut on Charlie Brown's baseball team.

Dec. 12, 1958
Snoopy's first try at sleeping on top of the doghouse.

Jan. 29, 1959
Snoopy debuts as the "Big Man on Campus."

July 12, 1965
Snoopy writes his first line as an author.

April 8, 1968
Snoopy debuts as the golf pro.

Nov. 11, 1969
Snoopy celebrates Veteran's Day.

June 11, 1970
Snoopy's first try at tennis.

May 13, 1974
Snoopy debuts as the Beagle Scout.