COWL 1964 TP, Vol. 1

It's 1964, and C.O.W.L.—the world's first superhero labor union—is going national! But powerful forces move in the shadows—and as the sins of the past come back to haunt them, everything C.O.W.L. has built threatens to come crashing down around them.
Collects C.O.W.L. 1964 #1-4