In 1937, King Carol II of Romania purchased it from London auction house H. R. Harmer for £5,000, and in 1950 it went to Rene Berlingen for an unknown amount of money.

[1] The buyer reportedly was an "international consortium" and the seller was a financial firm auctioning the stamp to pay the former owner's debt.

[4] The exact price and the identity of the buyer were not disclosed and all bidders reportedly were sworn to secrecy; however, the auctioneer stated that it was "still worth more than any other single stamp.

[6] In or before 2012, Jean-Claude Andre and his wife Jane Andre brought a lawsuit in the High Court of Justice, Chancery Division, London, against Clydesdale Bank PLC, claiming that he had stored a locked trunk at the bank in which there allegedly were six covers bearing a total of nine Treskilling Yellow stamps, along with other less valuable items.

[7] In the 1954 Agatha Christie mystery play Spider's Web, a similar "Swedish yellow" error stamp is the item used by a character as motivation for murder, pointing out that it's valued at over £14,000 (over £323,000 in 2024).

In episode 2 "Return to Sender" of season 6 of White Collar, Neal Caffrey has to steal the Treskilling Yellow as part of a heist planned by an exclusive group of thieves, The Pink Panthers.

In episode 16 "Dial M For Merger" of Total Drama Action, Harold claims that there aren’t enough Treskilling Yellows in the world that would make him work with Duncan, a character who frequently teased him on the show.