First Appearance of Patsy Walker as Hellcat.

Steve Englehart (w), George Perez (p), Mike Esposito (i), Petra Goldberg (c), Denise Wohl (l), Marv Wolfman (e), Avengers, Vol 1, #144 (New York: Marvel Comics, Feb 1976), 26.

Mark Gruenwald, et al. (w), Official Handbook of the Marvel Universe H-J, Vol 1, #5 (New York: Marvel Comics, March 1983), 7.