August 1, 1968 August 2, 1968 August 3, 1968 August 4, 1968 August 5, 1968 August 6, 1968 August 7, 1968 August 8, 1968 August 9, 1968 August 10, 1968 (According to this strip, Snoopy's birthday is August 10. There had, however, been no reference to this in previous years and it did not become an annual feature of the strip) August 11, 1968 (This strip is adapted in the shorts "Philosophy" and "Personal Philosophy" from the 2014 French TV series Peanuts) August 12, 1968 (This strip and the…