The Trail of the Scorpion
Pete Krause(artist), Jerry Odway(writer)
From The Power Of Shazam #24 - Now a part of the DC Universe, Spy Smasher, active in East Germany, gets an archaeologist and museum curator named Batson to help smuggle out the device known as the "scorpion". That was Billy Batson's father. The story is told to Billy and Mary in the present by Alan Armstrong.