Item # S007922
1932 One dollar and Fifty cent on One dollar blue, Dornier DO-X Flight, an exceptional mint example of this airmail rarity with INVERTED SURCHARGE ERROR, brilliant fresh colour, superb centering, intact perforations and full immaculate original gum, never hinged; pencil initials "H.R.H." on reverse (Henry Revell Harmer - famous British auctioneer and founder of H.R. Harmer). Without question, one of the finest existing examples of this great airmail invert rarity, Extremely Fine, Never Hinged (Unitrade C12a; catalogue value $60,000)
AN EXTREMELY FINE MINT NEVER HINGED EXAMPLE OF THE SOUGHT-AFTER AND DRAMATIC ERROR, IDEAL FOR A SERIOUS COLLECTOR SEEKING STAMPS IN THE BEST QUALITY ATTAINABLE.