1917 (Sept 1): Surcharged ½ a. on Turkey 10 pa. carmine (Old GPO Building, Constantinople), an unused example of good colour, of fine appearance, rounded perfs. at right, hinge remnants on part og. A very rare stamp with just 270 examples issued. Signed Economist (Edward Stern, 1926). Cert. BPA (2019) Gi = £ 1'700.rn (Image 1) (Image 2) (Image 3) (Image)

1917 (Sept 1): Surcharged ½ a. on Turkey 10 pa. carmine (Old GPO Building, Constantinople), a used example, lightly cancelled and of fine appearance. A very rare stamp with just 270 examples issued. Signed Peter Holcombe Gi = £ 1'700. (Image 1) (Image 2) (Image 3) (Image 4) (Image)