cryptographical

Updated: May 2, 2025

Then Joam Dacosta was born in 1804. Let us see what 1804 will give us as a cryptographical number." And Judge Jarriquez wrote the first letters of the paragraph, and putting over them the number 1804 repeated thrice, he obtained 1804 1804 1804 phyj slyd dqfd Then in counting up the spaces in alphabetical order, he obtained s.yf rdy. cif. And this was meaningless!

Jules Verne - Eight Hundred Leagues on the Amazon