One page per issue. Where a book has more than one copy, the card says how many.
X-Men, Vol. 2
#15.1
#15
#16
#17
#18
#19
#20
#21
#22
#23
#24
#25
#26
#27
#28
#29
#30
#31
#32
#33
#34
#35
#36
#37
#38
#39
#40
#41
X-Men, Vol. 2 Annual
#1
X-Men, Vol. 3
#2
#3
#4
#5
#6
#7