LOMBARDY-VENETIA 1855 (23 Aug.) I Issue - Two-colour Frankings Folded letter with text from Brescia to Casiglio, franked for 15c. with 5c. yellow ochre and 10c. carbon black Cert. En. Diena. Signed R. Mondolfo, G. Avanzo Cover..........(Sass. 1, 2e; Mi. 1Xa, 2Xa)