Answer: Two Mistakes at the Old Library Desk

Did you get it right?

Two modern office-material details appear at this 1960s library desk.

Answer: Two Mistakes at the Old Library Desk

The Answer

The correct answer is: the molded self-inking stamp and the glossy self-laminated checkout card.

Here is why

  1. The large black stamp at center-right has a molded plastic self-inking housing.
  2. The checkout card at the front-right is sealed beneath glossy transparent laminating film.

Why people miss it

Both clues sit beside familiar date stamps and paper cards, and the muted colors make the newer materials blend into the desk.

What answer did you get before checking?