1960's, off an on from avengers 50ish to 120ish
Avengers #52
X-Men #45, Avengers #53
Avengers #54-55
Avengers Annual #2
Avengers #56
Avengers #57-58
Avengers #59-60
Avengers #61
Avengers #63
Avengers #64
Avengers #65
Avengers #69-71
Avengers #75-76
Avengers #77
The Incredible Hulk #128
Avengers #80
Avengers #81-82
Avengers #83
Avengers #84
Avengers #85
Avengers #86
Avengers #100
Avengers #105
Avengers #106-108
Avengers #110-111
Avengers #113
Avengers #114
Avengers #115
Avengers #119
Avengers #121-122
Avengers #123-124
Avengers #125
Avengers #159
Avengers #160
Avengers #161-162
Avengers #164-165
taken from here: http://blackpanthermarvel.blogspot.c...-raw-list.html. not 100% sure how much of that was Roy but a lot of it was
He didn't use the exposed mask for long though