I did this list for Archie a while back, its issue date, comic, issue #, story title, page length, significant notes, this includes all her pre love showdown appearances
Oct-82 Archie's Girls Betty and Veronica 320 Dare to be Bare 5
Cheryl Blossom's Fashion Frolic 1
Oct-82 Jughead 325 Barely Friendly 6
Nov-82 Archie's Pal 'n' Gals 161 Snob Hill 11
Cheryl Blossom's Fashions Strictly Strips 1
Dec-82 Archie at Riverdale High 89 The Virtuos Villian 11
Dec-82 Archie's Girls Betty and Veronica 321 Pool Your Talents 5
Dec-82 Everything's Archie 104 Snob Hill Sextette 6
Feb-83 Archie at Riverdale High 90 The Governor's Gig 11
Feb-83 Archie's Girls Betty and Veronica 322 Fast and Loose 6
May-83 Archie 323 Which is Rich 5
Cheryl Blossom Struts Her Stuff 1
Jun-83 Archie Giant Series 526 Cheryl Blossom Fashion Hi-Lites 1
Jun-83 Archie's Girls Betty and Veronica 324 Aroma of Influence 5 Jason & Pembrook but no Cheryl
Jul-83 Archie 324 Over the Edge 6 mostly Jason, Cheryl 5 panels
Aug-83 Archie at Riverdale High 92 The Maim of the Gang 11 mostly Jason, Cheryl 4 panels
Sep-83 Archie 325 It's Friendship 5
Sep-83 Archie Giant Series 530 Fall Guys 6
Sep-83 Betty and Me 135 Mob in the Mall 5 Jason & Pembrook but no Cheryl
Sep-83 Everything's Archie 107 Bottoms Up 6
Sep-83 Life With Archie 238 Off With The Old 11 No Cheryl, Jason one panel
Oct-83 Archie's Girls Betty and Veronica 326 Wheels of Fortune 6 Jason, no Cheryl
Oct-83 Archie's TV Laugh-out 91 It Seams Sew Sad 6
Nov-83 Archie 326 Color Coded 6
Nov-83 Betty and Me 136 Tail of Woe 6 mostly Jason, Cheryl 1 panel
Dec-83 Archie's Girls Betty and Veronica 327 Peer Pressure 6 Jason, no Cheryl
Teamwork 5 Cheryl 4 panels only
Glow Worm 6
Dec-83 Laugh 380 Fallen Woman 5
Feb-84 Archie's Girls Betty and Veronica 328 Wild West Fashions 1
Hot Stuff 5
Apr-84 Archie at Riverdale High 96 Blindman's Bluff 11 mostly Jason, Cheryl 5 panels
Jun-84 Archie at Riverdale High 97 The Great All-American Pembrooke-Riverdale
Food-Eating Contest Munchie Mania 10
Aug-84 Archie at Riverdale High 98 5 Ring Circus 5 mostly Jason, Cheryl 2 panels
Sep-84 Pep 396 front cover 1
Oct-84 Archie at Riverdale High 99 But in the Long Run 10
Cheryl Blossom's California Fashions 1
Feb-85 Archie at Riverdale High 101 The Great Quiz Whiz Contest 11 Jason & Pembrook but no Cheryl
Jun-85 Archie at Riverdale High 103 Divide and Conquer 12