Someone at Hanna-Barbera was sure fixated on mastodons/mammoths/elephants 50 years ago this month, as one or the other is in three of the four Flintstone Sunday comics. The drawings of all of them are very funny.
I’ve been unable to find a version with all three rows for April 26th.
April 5, 1964.
April 12, 1964.
April 19, 1964.
April 26, 1964.
Please click on any of the comics to enlarge them.