#26 The Mystery of the Headless Horse
By William Arden (Dennis Lynds), 1977
First Printed: April 1992
Cover Art: Dominick Finelle
Internal Illustrations: None
ISBN: 0-679-83042-1
First Printing Identifier: 10 9 8 7 6 5 4 3 2 1 number line on the copyright page.
Notes: Alfred A. Knopf, Inc. is a subsidiary of Random House.
"Keyhole Cover"
First Printed: 1985
Cover Art: Robert Adragna
Internal Illustrations: None
ISBN: 0-394-86426-3
First Printing Identifier: 1234567890 number line on the copyright page.
Random House First Paperback Edition
First Printed: 1981
Cover Art: Robert Adragna
Internal Illustrations: None
ISBN: 0-394-84861-6
First Printing Identifier: 1234567890 number line on the copyright page.
Notes: Early printings of this book can be found with the Mystery Quiz/Bookmark page attached inside the front or back cover.
Random House Trade and GLB Hardbound Editions
First Printed: 1977
Cover Art: Jack Hearne
Internal Illustrations: Jack Hearne
ISBN's: Trade Ed. 0-394-83569-7; GLB 0-394-93569-1
Trade & GLB Edition First Printing Identifier: 1234567890 number line on the copyright page.
Other Hardbound Trade Edition First Printing Traits:
- Glossy cover finish
- Plain white endpapers
- Back cover lists to "The Mystery of the Headless Horse"
Notes: 1st and 4th printings are commonly found in the Trade Edition while 2nd and 3rd printings are scarcer.