Whitman Publishing announced the availability in digital format of more than a dozen of its numismatic titles, including the 2012 Red Book and Blue Book.
Whitman has released books on DVD in the past. The ePub releases are its first for portable media players.
100 Greatest American Currency Notes by Q. David Bowers and David Sundman are among the other first-round releases.
“Whitman will continue to roll out additional titles in ePub format in the coming weeks,” said Publisher Dennis Tucker.
All titles are available online for devices such as the iPad, Amazon Kindle and Nook. Prices range from $4.99 to $29.99.