1851 - 20c light blue, I riporto, pen canceled fro
1851
1851 - 20c light blue, I riporto, pen canceled from "SALLANCHES 18 MAR. 51" to Bonneville. First days of use of the I riporto and very rare cancel. Handstamp Calves and Cert. Bottacchi (Sassone 2f+pt.R2 - € 24.500+)
