Which comic company put out both Captain America and Howard the Duck?
Howard the Duck (film):  Produced by Gloria Katz and written by Huyck and Katz, with George Lucas as executive producer, the screenplay was originally intended to be an animated film based on the Marvel comic book of the same name, but the film adaptation became live-action because of a contractual obligation. Captain America (serial): Captain America is a 1944 Republic black-and-white serial film loosely based on the Timely Comics (today known as Marvel Comics) character Captain America.
Marvel