ORIGINAL KODACHROME SLIDE CHESSIE SYSTEM GP-9 #5976 CUMBERLAND, MD APR. 16, 1977 £3.400 bids3d 0h 44m
ORIGINAL KODACHROME SLIDE CHESSIE SYSTEM GP-9 #5947 HAGERSTOWN, MD NOV. 22, 1981 £3.400 bids2d 22h 41m
ORIGINAL KODACHROME SLIDE CHESSIE SYSTEM GP40-2 #4334 BALTIMORE, MD AUGUST 1985 £3.020 bids7d 16h 53m