X-MEN #141 - A key Bronze issue from Marvel published January 1981.
This is a significant issue: 1st Appearances of: "AVALANCHE" (Dominikos Petrakis), "PYRO" (St. John Allerdyce), "DESTINY" (Irene Adler); 1st Appearance of "Future X-Men"; 1st "Rachel Ray Anne Summers" Appearance.