The Avengers Vol. 1 Issue 139

"Prescription: Violence!" – (18-page story) – The Avengers check on a still recovering Wasp following their battle against the Toad. Worried about Hawkeye's absence, Iron Man and Moondragon travel out to the castle that once belonged to Dr. Doom to see what went wrong with Hawkeye's attempt at using the time machine there to find the Black Knight.
While back in New York, Yellowjacket and Wasp's old foe Whirlwind makes an attempt on Wasp's life, but is caught by Yellowjacket, who takes his fight against Whirlwind to the streets of New York. Yellowjacket is able to defeat Whirlwind with the help of the Beast.

NOTE: Corner box features a standing figure of the Vision.

NOTE: Letters page features a letter from future comic book historian Peter Sanderson.