813

+**813**

+*813* is a pivotal [French novel](/wiki/French_novel) by [Maurice Leblanc](/wiki/Maurice_Leblanc), published in 1910. It plunges Arsène Lupin into a labyrinth of murder and hidden ciphers, with the title itself holding a profound, cryptic meaning. The number marks a turning point in Lupin's celebrated adventures.

+## See also

+- [Arsène Lupin](/wiki/Arsene_Lupin)

+- [Mystery novel](/wiki/Mystery_novel)