The Rescue of Sharon Carter Storyline

Printed in Captain America and Falcon #231-232 and 235-236, Mar. 1979 - Aug 1979.
After more trouble with a very ungrateful bunch of SHIELD agents, Captain America heads back to social welfare office of his partner, Sam (the Falcon) and discovers a very concerned Peggy Carter. The problem is a missing Sharon Carter who had been investigating a domestic terror group called the National Front. That group is really controlled by an old nemesis, Doctor Faustus.