U. S. Marines
U.N. Force
U.N. Force Files
U.S. 1
U.S. Air Force
U.S. Fighting Air Force
U.S. Fighting Men
U.S. Marines in Action
U.S. Paratroops (1952)
U.S. Paratroops (1958)
U.S. Tank Commandos
U.S. War Machine
U.S. War Machine 2.0
U.S.A. Is Ready!
U.S.Agent (1993)
U.S.Agent (2001)
U.S.Avengers
U.S.S. Stevens: The Collected Stories
U.T.F.
Uber