The points of issue
Doubleday hardcover with "First Edition" stated on the copyright page and a printing code on the last page of text (the first printing carries the code Q1). The dust jacket is priced. Third Amber novel.
Is this the true first?
US Doubleday first hardcover is the true first edition.
Telling it from reprints & book-club editions
Book club editions lack the "First Edition" statement and the priced jacket, and typically show a blind stamp on the rear board.
Frequently asked questions
Is my copy of Sign of the Unicorn a first edition?
Look for these first-edition points: Doubleday hardcover with "First Edition" stated on the copyright page and a printing code on the last page of text (the first printing carries the code Q1). The dust jacket is priced. Third Amber novel.
How do I tell the first printing from a later one?
Check the copyright page for the publisher's first-printing convention and confirm the points above. US Doubleday first hardcover is the true first edition.
Is the book-club edition the same as the first?
Book club editions lack the "First Edition" statement and the priced jacket, and typically show a blind stamp on the rear board.
I have a first edition of Sign of the Unicorn — what should I do?
If you're clearing books, New Mexico Literacy Project offers free pickup in Albuquerque, any condition, and makes sure collectible copies aren't lost. To sell, see the author's collecting guide. Either way, nothing valuable ends up in a landfill.