The older changes are correcting mistakes that are in the master checklist at Chop Country...
BZ581 is Bob Davis, San Diego catcher. He was among others of 1950s Kansas City pitcher Bob Davis (579-580, 582)
EM 414-415 are more of Steve Arlin with the Phillies. Were posted as Lowell Palmer
GC 658-659 are Rocky Nelson, not Rocky Bridges
FOLDER KF has posted used Topps images 746-765
FOLDER MG has posted several black and white glossies that were used on cards: 161 Jim Lemon (1954), 162 Ed Bouchee (1960), 163 Dick Hall (1960), 164 Bob Lillis (1960), 165 Bob Lillis (1963), 166 Jim Lemon (1963), 167 Gino Cimoli (1963), 168 Haywood Sullivan (1963), 169 George Brunet (1963), 170 Dick Brown (1963).