1902 6d, 5s, 10s, 20s and 1907-13 1/2d, 1d and 2 1/2d, each overprinted “SPECIMEN” and handstamped “ULTRAMAR” by a Receiving Authority, a scarce group (Image)

1907-13 1/2d, 1d, 2 1/2d, 6d and 1s, each overprinted “SPECIMEN” and handstamped “ULTRAMAR” by a Receiving Authority, without gum as usual, 2 1/2d with vertical crease otherwise sound (Image)

1907-13 1s, 2s, 2s6d, 5s and prepared for use but not issued 10s, each overprinted “SPECIMEN” and with portions of the Gabon Direction De L’Interieur or Secretariat General Receiving Authority handstamps, 10s with faults, a rare group (Image)

1907 (Feb 15) envelope (complete with contents) from Yeji to England showing a superb strike of the “SALVED FROM/SS JEBBA” handstamp (Hoggarth and Gwynn Type 2b) in violet, the cover has arbitrarily had 2 1/2d stamp affixed when the mail was drying out as was often the case, the reverse with Kumasi (22.2) and Great Yarmouth (20.2) cds. (Image)

1913-21 3d Die I on yellow, 1s Die II on emerald back and 5s Die I on yellow, each overprinted “SPECIMEN”, small (3d) to large part gum, fine

1913-21 1/2d to 2 1/2d, 3d (2), 6d, 1s and 10s, each overprinted “SPECIMEN” and with portions of the Gabon Direction De L’Interieur or Secretariat General Receiving Authority handstamps, without gum as usual, a rare group. (Image)

1913-21 1d blue and 1d green, imperforate on glazed paper, each overprinted “SPECIMEN” (DS1), fine (Image)

1913-21 1/2d to 20s. less 1d, all overprinted “SPECIMEN” and further handstamped “COLONIAS” diagonally in violet by a Receiving Authority, without gum as usual, a few with colour loss in places, a rare set (Image)