Frequently Asked Questions
Links to answers about comic-book circulation history
The Comichron Mission
Inside the world's largest public database of comic book sales figures, a quest for historical understanding.
UNDERSTANDING THE SALES CHARTS
Monthly Direct Market Distributor Sales Data for Comic Books
Our main resource regarding distributor sales charts, including answers to:
• When did distributors begin reporting indexed sales rankings?
• What is included in the numbers being reported?
• What is not included in the numbers being reported?
U.S. Postal Service Sales Data for Comic Books
Our main resource regarding postal Statements of Ownership, including answers to:
• When did circulation figures first appear in comics?
• What does the law require publishers to print, and why does the government require it?
• How valid and reliable is the information found in Statements of Ownership?
Search Tips for Individual Comics Data
Comichron is currently designed to report titles within the context of the sales charts they originally appeared in, but there are some tricks for finding specific issues.
Comics Numbering: The Origins
Comics are numbered unlike most other American magazines; a look at some of the historical reasons that may be involved.
Legacy Numbering: Restarts and Restorations Across Time
Check out our decades-spanning survey of comics-series reboots and numbering restorations.
Legacy Numbering at Marvel: A Guide
A quick visual guide to Marvel's numbering, up through 2017's Marvel Legacy event.
The Best-Selling Comic Book of All Time
A look at X-Men Vol. 2, #1 (1991), and how it compares with international rivals
Best-Selling Comics of All Time: Why There's No List.... Yet
Knowing what's #1 turns out to be the easy part
Comics Buyer's Guide: A Look Back
Read how a newspaper started by a teenager became one of the hubs of comics fandom, running nearly 1,700 issues.
Free Comic Book Day: The Origin
Learn how ice cream inspired the most successful annual event in comics retailing
Ultimate Fallout #4: How Many Copies Exist?
A look into a complicated circulation question
Watchmen: How It Sold as a Comic Book
Long before the movie and millions of reprinted editions, a look at the series' sales origins as a comic book
Watchmen and Its Relationship to Film Techniques
A look at the kinds of visual transitions used in the graphic novel
This section will be expanding soon; check back for updates.
Also look to our Vital Statistics section for information about record-setting comics.