cover 1831 and 1837 entire letters to Rome and to Roverdo, showing "papal keys" cachets for "NETTA/DENTRO E FUORA" and "NETTA FUORI/E SPORCA DENTRO", both good to fine in black; and 1850 entire letter from Livorno to Genoa showing boxed cachet "UFFIZIO DI SANITO/ALLA BOCCA DEL PORTO", good to fine in green. (3)