19 is prime and stays prime when reversed (91... wait, no. 91=7*13). Never mind.
Phonograph was patented by Edison today in 1878. Recorded music. Recorded Nerdle fails: none.
Guess 1 of 6
Nerdle Puzzle from February 19, 2011#
This is an archived Nerdle puzzle from Saturday, February 19, 2011. Every date has a unique puzzle determined by the date. Use our hints to improve your strategy!
Note: All puzzles use UTC timezone for consistency.