A postal card from a set of seven for the 3rd Czechoslovak Labor Olympiad.  The card contains July 5: Day of Youth, Scouts and Regions ("Den Dorostu a Skautu.  Vystoupenì Kraju").  The women's cards have with one outdoor stage.  The top card was mailed from Bor u Tachove Haid to Praha; the bottom from Pardubiuch.