1855 - 20c cobalt, 1st plate, printing of '55, fro
1855
1855 - 20c cobalt, 1st plate, printing of '55, from 'GENOVA 24 LUG 55' to Bagnasco. Rare use in the first month of validity of the 4th issue, splendid. Signed A.Diena, certs. E.Diena (Sassone 15 - Euro 37,500)