Fantastic Four (1961 1st Series) #140 VF
Published Nov 1973 by Marvel.
"Annihilus Revealed!" Part 1 of 2. Script by Gerry Conway. Art by John Buscema (breakdowns) and Joe Sinnott (finishes). Cover by Rich Buckler and Frank Giacoia. An old villain from the Negative Zone hatches a new plot to destroy the Fantastic Four! When Reed Richards receives a distress call from his wife in Pennsylvania, the FF makes a beeline to the keystone state! But when they arrive Sue and Franklin are missing! After detecting radiation traces from the Negative Zone; Mister Fantastic, Medusa, the Human Torch and the Thing rush back to the Baxter Building...however, Annihilus is waiting inside to spring an ambush! Origin of Annihilus. Cameo appearances by Agatha Harkness and Wyatt Wingfoot. (Note: The events of Sub-Mariner 67 take place between the first and second halves of this story.) 32 pages Cover price $0.20.