ISBN: 0862730961.
Pictorial laminated boards.
Omnibus edition containing:
"The Island of Adventure" and
"The Castle of Adventure".
Minor wear to covers.
Pages tanned.
Good condition.

ISBN: 0006941923.
Paperback.
Three stories:
"The Secret of Moon Castle",
"The Treasure Hunters", and
"Smuggler Ben."
Covers worn and slightly creased.
Name on half-title.
Good condition.