The Rover Boys, were a series of books for Young Americans about brothers Tom, Sam, and Dick Rover. It was a popular juvenile series published by Arthur M. Winfield, a pseudonym for Edward Stratemeyer. Thirty titles were published between 1899 and 1926 and the books remained in print for years afterward.
The $200.00 suit that Eddie wore in this 1967 episode would be $1,695 in 2022 dollars.
The orange and yellow shirt that Arnold is wearing is the same one that Aunt Bee is seen mending in a couple of episodes, and Opie wears occasionally too.
While Blake is calling his lawyer, a pinkie ring can be seen on his left hand. This was originally a secret sign among organized crime families, but later was adopted by general hoodlums and Vegas-style celebrities as a fashion statement.
On the corkboard in Opie's bedroom is a cutout of Telstar, the first communications satellite, and an iconic image of the mid-60s .