Concealing objects in a book

There are many real and fictitious occurrences of concealing objects in a book. Items can be concealed in <a href="/facts/Book/Yylgt4AC">books</a> in a number of ways. Small items such as a photograph or a note can be hidden in between the pages of the book. Thicker items can be hidden by removing the interior portion of some or all of the pages, creating a book <a href="/facts/Safe/NFGlRn7D">safe</a> or hollowed-out book. Book safes are easy for their owners to recognise, but they do not stand out to a thief or other intruder.
Another type of concealment is the hiding of messages in the text or on a book's pages by printing in code – a form of <a href="/facts/Steganography/RGLdKYcE">steganography</a>. For example, letters could be underlined on sequential pages, with the letters spelling out a message or code. There are a number of actual and fictional examples of items or messages having been concealed in a book.
Illicit chemicals may be smuggled by soaking individual pages with them.
Books are used as a <a href="/facts/Concealment_device/gEplrHFW">concealment device</a> in part because they are readily available and inconspicuous in many settings.

Concealing objects in a book open-in-new

Concealing objects in a book