The X-Men 1963 #12 - 4.5 - $499.00
On-sale date from 1965 Periodicals, Copyright Office, Library of Congress.
- The Origin of Professor X! - Sources for letters credit are The Marvel Comics Index (Olshevsky 1981), The Official Marvel Index to the X-Men (Olshevsky 1987), and The Official Marvel Index to the X-Men (Ward 1994).
- The Origin of Professor X! - First two-part story.
- The Merry Marvel Bullpen Page! - Ad for the X-Men tee shirt and MMMS fan club. A listing of 25 members includes Paul Gambaccini.
- - Letters from Marlene Jablon, Tim Ellis, Patrick Clark, Raymon Miller, Pete von Sholly, Jonathan Singer, Marty Ross, and Walter Smith; includes The Mighty Marvel Checklist.
Our modern back issues are roughly graded at 8.0 or above, Bronze and Silver-age issues are roughly 6.5 or better (usually better) unless an issue is noted as a reader. Readers are not guaranteed to be in any condition above 3.5. Please contact us if you have any questions about specific condition of a back issue. All images used are stock images unless otherwise noted.
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