Mining, tunnels connected with, [396];
shafts ditto, note, [411].
Mississippi, proposed sub-aqueous bridge for, [395].
Monadnock on free trade, note, [151];
his arguments refuted, note, [153].
Money Orders, documents connected with them, that pass through the Post Office, [87];
absence of complete information respecting them, note, [98];
amount of, in 1865, [98].
Moniteur des Interets Materiels, [32].
Mont Blanc, the highest mountain in Europe, [8].