Publisher: Random House
Common Name: Keyhole Cover
First Printed: 1981
Cover Art by Robert Adragna
Internal Illustrations: None
First Printing Identification:
1234567890 numberline on the copyright page.
-- This title was
never revised, even though in Hector Sebastian's introduction, he mentions
knowing the boys "only briefly."
-- All of the paperback
titles published in 1981 (with 1981 printings) had an insertion placed
inside the front or back cover consisting of a Mystery
Quiz with a removable bookmark.