Wally (Tony Dow) wears a Mayfield High sweatshirt in the “Mother’s Day Composition” episode of Leave It To Beaver (Season 3, Episode 31).

Spotting screen-printed t-shirts worn in movies and TV shows
Wally (Tony Dow) wears a Mayfield High sweatshirt in the “Mother’s Day Composition” episode of Leave It To Beaver (Season 3, Episode 31).