1866 - Military Mail, Third Italian War of Indepen

 1866 - Military Mail, Third Italian War of Independence, stampless letter dated 16 July 1866, addressed to Corinaldo, with the double-circle ‘POSTA MILITARE ITALIANA (N.6) 16 LUG 66’ handstamp on the front; taxed on arrival in manuscript for 20c. Unique known document taxed 20c with this type of cancellation (mentioned on p. 182 of the book 1866. La terza Guerra d'Indipendenza. La Posta Militare Italiana, study by Carra-Carraro, 10 recorded documents, of which 9 are franked and 1 taxed)