Roverandom

From Author Wars - https://authorwars.com/publications/roverandom-460445.html

Overview:

Title: Roverandom
Author: J. R. R. Tolkien
Year: 2013
ISBN-10: 9780007378104
Publisher: HarperCollins (UK)
Price: £3.99
Pages:
Binding: ebook
Type: Chapter Book
Title Reference: Roverandom
Notes: Amazon Kindle's page count 144. Data from Amazon UK as of 2014-07-19. Price from W. H. Smith as of 2014-07-19.

Cover illustration (identified from the image Amazon provides) is "Lunar Landscape" by the writer, from the plate facing p42 in the 1st US ed.