Leave It to Beaver (1957)

S5E17 Beaver's Electric Trains

While tidying up, June stumbles upon Beaver's long-forgotten electric trains. Realizing he hasn’t touched them in years, she finds someone interested in taking them, with Beaver’s approval. However, Beaver soon remembers just how much he enjoyed playing with the trains and decides he wants to keep them, despite the fact that the new owners are already anticipating their arrival.