1921-23, Giraffe, imperforated plate proof of 1/4c in red, printed on thin card and mounted on a piece, black diagonal overprint at the bottom "Waterlow & Sons, Ltd. Specimen", no gum as produced, VF

90 

1921-23, Flagship "San Gabriel", two perforated proofs of 15c and 20c in dark red and black blue, black diagonal overprint at the bottom "Waterlow & Sons, Ltd. Specimen", small security puncture, no gum as produced, VF

130 

1921-23, Zebra and Warrior, two perforated proofs of 30c and 1e, first one is in olive green and gray brown, the other one - in bluish green and red brown (pen crossed), both with black diagonal overprint at the bottom"Waterlow & Sons, Ltd. Specimen", small security puncture, no gum as produced, VF

130 

1921-23, Dhow and Warrior, two perforated proofs of 5e, first one is in dark green and black, the other one - in blue and black (enlarged margins), both with black overprint "Waterlow & Sons, Ltd. Specimen",small security puncture, no gum as produced, VF

140