"The U-Boat Pen Matter"

Written by Unknown

Published in The Victor #272-#273, May 7 - May 14, 1966.
On the heels of his previous adventure, Captain Webb is asked to help the Royal Navy discover what a strange construction is along the coast of France near Lorient. With the aid of French Resistance, he will discover a previously unknown U-boat resupply facility in need of being eliminated.