Was Mad published by the American Nature Association?
Mad (magazine): Mad (very often stylized as MAD) is an American humor magazine founded in 1952 by editor Harvey Kurtzman and publisher William Gaines, launched as a comic book before it became a magazine. Mad (magazine):  It was widely imitated and influential, affecting satirical media, as well as the cultural landscape of the 20th century, with editor Al Feldstein increasing readership to more than two million during its 1974 circulation peak. Mad (magazine):  As of January 2017, "Mad" has published 544 regular issues, as well as hundreds of reprint "Specials", original material paperbacks, compilation books and other print projects. American Nature Association:  "Nature Magazine" was an "illustrated monthly with popular articles about nature" and later, the "interpreter of the great outdoors."
i don't know