"Captain America Returns to Challenge the Human Torch!" in Strange Tales #114, November 1963. Stan lee script, Jack Kirby pencils, Dick Ayers inks, Stan Goldberg colors, Artie Simek letters.
Four months before Cap was thawed out of the ice in Avengers #4. The WWII-era comics boom is already being referred to as "The Golden Age of Comics" here, just seven years after it ended.