79 – Locked Secret Bookcase Door

Click to solve the puzzle.

Can you work out the 4 digit code and open the door?

Incorrect!
Reexamine clues
and try again.

BECOME A MYSTERY AGENT

10% discount

when you subsCribe

Puzzles, discounts, competitions and news.
Free to join.

THANK YOU & Welcome!

Look out for an email in your inbox (check spam/junk just in case).