Upon first opening a PDF of Luigi Serafini's Codex Seraphinianus, I thought it was a totally bonker…

A Reciprocating Saw: The Codex Seraphinianus

Larcenies of Time (from Outer Planet): Codex Seraphinianus: compendium of a neverending story

The Windbag Litwag Reaching a new level of alt.nerd.obsessive, 1000 words at a time

Codex Seraphinianus by Luigi Serafini, Mystery Ebook.

An Introduction to the Codex Seraphinianus, the Strangest Book Ever Published

The Worlds of Luigi Serafini

The weirdest book in the world: Codex Seraphinianus

Ben Jenner — Codex Seraphinianus

The Codex Seraphinianus: How Italian Artist Luigi Serafini Came to Write & Illustrate the Strangest Book Ever Published (1981)

Codex Seraphinianus. Ein Orbis Pictus des Universums der Phantasie. by Luigi Serafini

Codex Seraphinianus 40th Anniversary Edition by Luigi Serafini – Silver Sprocket