Trade Edition First Printing Identifier: Lists to "The Mystery of the Silver Spider" on the back cover.
Other Trade Edition First Printing Traits:
- Matte cover finish
- Blue graveyard endpapers
- No ISBN on the back cover
Notes: The title list on the back cover of this book is usually printed with yellow ink but books which list either 20 or 22 titles are printed in black.
Random House First Paperback Edition
"Marchesi Cover"
First Printed: 1978
Cover Art: Stephen Marchesi
Internal Illustrations: Harry Kane
ISBN: 0-394-83770-3
First Printing Identifier: 1234567890 numberline on the copyright page.
Scholastic Book Services Paperback Edition
First Printed: March 1980
Cover Art: Charles Liese
Internal Illustrations: None
ISBN: 0-590-30328-7
First Printing Identifier: 12 11 10 9 8 7 6 5 4 3 2 1 numberline on the copyright page.
Random House Revised Paperback Edition
"Keyhole Cover"
First Printed: 1984
Cover Art: Robert Adragna
Internal Illustrations: None
ISBN: 0-394-86407-7
First Printing Identifier: 1234567890 numberline on the copyright page.
Notes: This title with the Marchesi Cover art was printed at least up through 1983. Later printings of this edition as "Hitchcock Cover Paperbacks" are not known to exist. If they do, they will have Robert Adragna cover art with the Hitchcock silhouette in the upper right corner and the book would most likely contain the Harry Kane internal illustrations.
Random House Latest Paperback Issue
"Dodge Cover"
First Printed: 1998
Cover Art: Bill Dodge
Internal Illustrations: None
ISBN: 0-394-86407-7
First Printing Identifier: 6 7 8 9 0 numberline on the copyright page.
Notes:
1.) Confusion Alert! This title is a continuation of the Revised "Keyhole" Paperback Edition (which had 5 printings) but with new cover art. The ISBN's are the same and the same printing plates were utilized.
2.) Confusion Alert! Random House also issued a hardbound library edition with the Dodge Covers. The ISBN found inside the hardbound edition is the same as that found in the paperback edition but the ISBN on the back cover is different: 0-613-unknown.
