1886 75c on 15c blue, used, usual centering, good color, signed Stolow, etc., rare stamp, cat. $2300 (Cat No. 5) (Image)

Cat. $2300, Est.$350

1888 15c on 10c black, lavender, neat Libreville cds, good color, signed Bernichon, etc., with 2017 Calves & Jacquart certificate (stating "tiny tear"), rare stamp (YT 6, Euro 1,500) cat. $1500 (Cat No. 6) (Image)

Cat. $1500, Est.$250

1889 25c black, green, unused without gum, v.f., signed Calves, cat. $1200 (Cat No. 15) (Image)

Cat. $1200, Est.$150

1910 "Congo Francaise Gabon", complete set, h.r., some dried tropical gum, 25c without gum (cat.$8), high values disturbed gum and gum creases, otherwise fine-v.f., cat. $1167 (Cat No. 33-48) (Image)

Cat. $1167, Est.$150