Lot 60648 – 1866 (Aug 24) Entire from Milan to Austria with 1865 20c on 15c pair, underpaid with “FRANCOBOLLO / INSUFFICIENTE” and “DEBITO ITALIAN CENT.” hs

1866 (Aug 24) Entire from Milan to Austria with 1865 20c on 15c pair tied by dotted box numeral with despatch cds adjacent, underpaid with framed “FRANCOBOLLO / INSUFFICIENTE” and “DEBITO ITALIANO CENT.” straight-line hs and various due markings, reverse with St. Gallen-Chur, Vienna and Klagenfurt arrival cds’s, a fascinating usage.