Could we also possibly add a tag for "The Mad Doctor"? That horrifying early Mickey Mouse short (also in his "rubber hose era") also featured a scene with chalkboard illustrations.
Leaf boatEvolution day.
On November 24th 1859, Charles Darwin published "On the Origin of Species".Kachi-kachi YamaSteamboat Willie
Note the Mickey EarsNovember 24thGanba no Bouken
That particular character seems to be "Yoisho".
Space Battleship Yamato
