Issue Details

Issue	#45
Published	June 1968
Cover Price	0.12
Pages	36
Editing	Stan Lee

Cover Details

Characters	Quicksilver; Cyclops
Genre	superhero
Pencils	John Buscema
Inks	John Verpoorten
Reprinted	in Marvel Triple Action (Marvel, 1972 series) #45; in X-Men (Marvel, 1963 series) #93; in Marvel Masterworks: The Avengers (Marvel, 2003 series) #6

15 page X-Men story "When Mutants Clash!"

Characters	F: X-Men (Angel, Beast, Cyclops, Iceman, Marvel Girl, Professor X (flashback)); GS: Quicksilver, Scarlet Witch; V: Magneto, Toad; GA: The Avengers (Black Panther, Goliath, Wasp, Hawkeye); Red Raven (flashback)
Genre	superhero
Script	Gary Friedrich
Pencils	Don Heck; Werner Roth
Inks	John Tartaglione
Letters	Sam Rosen
Notes	continued in AVENGERS #53
Reprinted	in Marvel Triple Action (Marvel, 1972 series) #45; in X-Men (Marvel, 1963 series) #93; in Marvel Masterworks: The Avengers (Marvel, 2003 series) #6; in Marvel Special (Marvel Italia, 1994 series) #15

5 page Origins of the Uncanny X-Men!, The story "And the Mob Cried...Vengeance!"

Characters	O: Iceman (continued); Cyclops; Professor X
Genre	superhero
Script	Gary Friedrich
Pencils	George Tuska
Inks	John Verpoorten
Letters	Irving Watanabe
Reprinted	in Amazing Adventures (Marvel, 1979 series) #8 (July 1980); in Marvel Special (Marvel Italia, 1994 series) #4