In "Marvelous Machinery" Thomas the Tank Engine and his engine friends help the Earl and his friend Ruth get ready for a fair featuring new inventions, and in "The Royal Engine" Thomas takes Sir Topham Hatt to London to meet the queen.

Titles from separate title pages; works bound back to back and inverted. "Based on the Railway Series by The Reverend W Awdry." "2 books in 1! Over 50 stickers!"--Cover. Stickers may be removed from library copies.