Dates
- Cover date
- August 1966
- Pages
- 36
Values
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Editions and covers (2)
Copies of #23 are not all the same book. Here is how to tell each one apart.
- Original edition12¢ coverThis edition’s page
Publisher’s description
To Save a City!
Reprinted in
Fantastic! (1967), Essential Uncanny X-Men (1999), X-Men Annual (1970), Marvel Masterworks: The X-Men (1998), The X-Men Omnibus (2009), Marvel Masterworks: The X-Men (2009), X-Men Epic Collection (2014), X-Men: Children of the Atom (2019), Mighty Marvel Masterworks: The X-Men (2021)