Union Suit Fans 
      and Their Trap Doors:

Keeping the Rear Flap of Your Union Suit Buttoned Up
(Like this Boy) is a Crowning Achievement

With his Rear Hatch Buttoned,
the Dish Repair Man Is Draft Free
Even on those Cold, Snowy Days !

Bay Area Bill is Buttoned Up
and Ready to Step Outside for His Mail

Secure those Buttons Boys...
Or You Are Libel To Dance Right Out of
Your Underwear

Some Union Suits come with 
Three Button Trap Doors
For Extra Security !

Imperial Underwear Ad for Drop Seat Union Suits

Forgetting to Fasten His Buttons, 
This Guy Fell Right Out of His Long Johns !!

Even Cartoon Characters
Would do Well to Remember 
to Carefully Button their
Long Underwear

The Buttons on Zilly's Union Suit Hold... Whew !!