In our ongoing effort to clean out the MAD stockroom, look what we found — the original Antonio Prohias sketch for the cover of MAD #109, March 1967! It's never been seen anywhere by anyone other than the old MAD staff at the time: Al Feldstein, Nick Meglin, Jerry DeFuccio, John Putnam and Lenny "The Beard" Brenner.
The excavation continues. Check back again for more lost MAD memorabilia!
Here's the final cover, painted by Norman Mingo: