Uncanny X-Men (Marvel, 1963 1st Series) #51

Cover art by Jim Steranko. The Devil Had a Daughter!, script by Arnold Drake, pencils by Jim Steranko, inks by John Tartaglione; the X-Men battle, Magneto, Mesmero, and company; Magneto tells everyone that Lorna Dane is his daughter. The Lure of the Beast-Nappers!--The Origins of the Uncanny X-Men, script by Arnold Drake, pencils by Werner Roth, inks by John Tartaglione; Beast's origin continues.