Ten dollar bill. Found in "The Selected Short Stories of William Faulkner" published by The Modern Library, 1993. -Click to...

Sealed envelope. I opened it up and there was a 1954 wheat penny inside. Found in "Dreamers of the American Dream" by Steward Ho...

One dollar bill. Found in "Nancy Drew: The Strange Message in the Parchment" by Carolyn Keene. Published by Grosset and Dunl...

Five Peruvian coins. Found in "Churchill Defiant" by Barbara Leaming. Published by HarperCollins, 2010. -Click to enlarge ph...

Torn twenty dollar bill. Found in "Invisible Man" by Ralph Ellison. Published by Signet, 1963. -Click to enlarge photos-

Small black velvet jewelry pouch. Inside were five very clean and shiny 1957 nickels. Found in "The Nestorian Monument in China...

Altered penny. Found in "The Sybil Leek Book of Fortune Telling" by Sybil Leek. Published by Collier Books, 1969 -Click to ...

German two mark note from 1920. Found in "The Guiding Hand" by H.L. Hastings. Published by the author, 1882. -Click to ...

83 cents in change. Fell out of "Eye in the Sky" by Philip K. Dick. Published by Ace Books, ca. 1970. -Click to enlarge pho...

 One dollar bill. Found in "The Tale of Two Bad Mice" by Beatrix Potter. Published by F. Warne and Co., date unknown (stated ...

Packet of 13 facsimile Colonial notes. Found in "Unruly Americans and the Origins of the Constitution" by Woody Holton. ...

I received a message from a reader named Madeleine who wanted to share this forgotten bookmark: She writes: Greetings from Canada. ...

I find a lot of loose change in books, I usually just throw it in the cash register. However, this morning a penny fell out of a paper...

A German 75 Pfennig notgeld, from the early 1920s. -Click to enlarge photos-

A guest post today, this bookmark comes from reader Evita: Picked up this Richard Russo book, "Empire Falls," at a library...

Two one dollar bills. Found in "Gold Coast" by Elmore Leonard. Published by Bantam, 1985. -Click to enlarge photos-

Novelty advertisment, front looks like old Confederate Currency , the other side reads: This is to certify that I ____ the happily ...

Five dollar bill. Found in "Lies My Teacher Told Me" by James W. Loewen. Published by The New Press, 2005. -Click to enlar...

One dollar bookmark. Found in "The Death of Ivan Ilych" by Leo Tolstoy. Published by Signet, 1960. -Click to enlarge photo...

Two $500 bills from a Monopoly game. Found in "The Runaway Papoose" by Grace Moon. Published by Doubleday & Doran, 1929/ ...