The fastest check: Universal first-edition checks that apply to any publisher
How to identify a first printing
- Universal first-edition checks that apply to any publisher
Decode the printer's key: paste the number line into the number-line decoder, or run any book through the first-edition identifier.
Notable points & cautions
- Also rule out an advance review copy or uncorrected proof — those say “ADVANCE REVIEW COPY,” “UNCORRECTED PROOF,” or “NOT FOR SALE,” usually in paper wrappers, and are pre-publication documents, not the first edition.
Frequently asked questions
How do I know if my I'm not sure / publisher not listed book is a first edition?
Check the copyright page. Universal first-edition checks that apply to any publisher
Does I'm not sure / publisher not listed use a number line?
Universal first-edition checks that apply to any publisher
Is a book-club edition a I'm not sure / publisher not listed first edition?
No. Book-club editions reprint the text but are not the true first edition. Also rule out an advance review copy or uncorrected proof — those say “ADVANCE REVIEW COPY,” “UNCORRECTED PROOF,” or “NOT FOR SALE,” usually in paper wrappers, and are pre-publication documents, not the first edition.
What era does this cover?
This covers I'm not sure / publisher not listed. Conventions changed over time, so confirm the era of your copy.