Tales to Astonish #52
After being arrested for treason by Giant-Man, Professor Garrett flees to Europe where he manipulate the genes of horses and eagles to create a winged horse.
Printed: Feb 1964
Writers: Stan Lee, Larry Lieber
Art: Dick Ayers, Jack Kirby, Paul Reinman, Larry Lieber, and George Roussos [as G.Bell]
Cover: Jack Kirby and Sol Brodsky