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Someone left mysterious symbol-filled booklets in a London bookshop

boingboing.net • 09 Apr 2026, 22:30

Someone left mysterious symbol-filled booklets in a London bookshop
The Cylob Cryptogram

In 1995 or 1996, British musician Cylob — real name Chris Jeffs — picked up a free booklet from a stack near the entrance of a London bookshop. A staffer said someone mysterious kept leaving them there.

The booklet has 20 pages, no letters, no numbers, not even page numbers — just rectangular symbols arranged in grids across the pages. — Read the rest

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