November 3, 1955 (For several months, Charlie Brown had been increasingly shown as being responsible for Snoopy. This strip and the one from November 1st are commonly cited as the first to make it clear that Snoopy was Charlie Brown's dog.)
November 17, 1955 (This is effectively the first time Snoopy walks on two legs, by adapting his "dance step", which he repeats on November 23, below, and would take up once more on September 28, 1956 before Charlie Brown "teaches" him to walk on June 28, 1957)
November 18, 1955
November 19, 1955
November 20, 1955
November 21, 1955
November 22, 1955
November 23, 1955
November 24, 1955
November 25, 1955
November 26, 1955
November 27, 1955
November 28, 1955
November 29, 1955
November 30, 1955 (This strip is adapted in the episode "Classic" from the 2014 French TV series Peanuts)