Lewis Carroll would be surprised to know that his Hatter endures after over 150 years with the latest depictions featuring Johnny Depp in the 2016 film "Alice Through the Looking Glass," and the 2010 version "Alice in Wonderland."
When a group of computer programmers saw Sir John Tenniel's original illustrations of the Mad Hatter in "Alice's Adventures in Wonderland," they petitioned as a group for a national day of recognition.
Until the beginning of the 1960's, American men were rarely if ever seen in public without their hats — but hats with brims began to disappear as a fashion staple by the middle of the decade.
The U.S. Public Health Service prohibited the felt industry from continuing to use mercury, deeming it a public health hazard.
Walt Disney animated "Alice in Wonderland" as part of a series of short features entitled "Alice in Slumberland."