Unaltered cover published in X-Men # 90.
Sources for letters credit are The Marvel Comics Index (Olshevsky 1981), The Official Marvel Index to the X-Men (Olshevsky 1987), and The Official Marvel Index to the X-Men (Rosen 1994).
Total No. Copies Printed (net press run): Average no. copies each issue during preceding 12 months: 445,763.