1912 "05" on 4c Claret on Lavender A quite well centered mint example of the double surcharge variety; Champion, Calves & Roumet guarantee backstamps, F-VF LH (Yvert 34a € 350) (Image)

Cat. Value 275 $

1912 "05" on 25c Blue A brilliant fresh and reasonably well centered mint single showing the inverted surcharge variety, full original gum; guarantee backstamps of Calves and Miro, F-VF LH (Yvert 37a € 280) (Image)

Cat. Value 240 $

1912 "10" on 40c Red on Straw A fresh mint single of the inverted surcharge variety, full original gum; three different guarantee backstamps, Fine+ LH (Yvert 39a € 380) (Image)

Cat. Value 325 $

1912 "10" on 50c Brown on Azure (Name in Red) A scarce mint single with bright colours and full original gum; light pencil signature on back, F-VF LH (Yvert 41 € 1,250) (Image)

Cat. Value 1125 $