CUBA 1953 - Sc 506, C80, C81, C85 and C87 - (EDIFIL 544s, 546s, 548s, 550s and 552s)
Sc 506, C80, C81, C85 and C87 for the regularly issued stamps. A very scarce, complete set of the five known Wright Banknote Company imperforate plate proofs in top corner blocks of 4. Full original gum and never hinged. Only 100 sets ( 2 sets of sheets of 50 stamps each) believed to exist.