There are several references to the Drysdale Bowling Alley, an in-joke reference to Don Drysdale, at the time the Dodgers' ace starting pitcher.
A "steerer" is someone who leads an innocent person to something illegal, such as (in this case) a crooked poker game.
The headline on the "Terre Haute Morning Citizen" is "New Moon Shot Success". Considering this episode was first shown on April 13, 1962, and President Kennedy's "We choose to go to the Moon" speech, (officially, Address at Rice University on the Nation's Space Effort), was on September 12, 1962, this headline was remarkably prescient.