The crossword puzzle clue today is "‘Key’ invention of the 1830s". To solve this puzzle clue, we look for the similarity crossword puzzle definitions for our clue. Below are the possibilities crossword solution and answer for "‘Key’ invention of the 1830s".

Similar crossword puzzle definitions:

Code invention;
Telegraphic code inventor;
Invention of the 1830s;

Try this 5 letters answer: MORSE


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