Carrier-Pigeons, 50.
Carriers, Letter, 255.
Charles I., Postal System under, 61.
Charlemagne, Postal System under, 21, 58.
Chinese Post, 58.
Decoy System, 317.
Collamer, Jacob, Postmaster-General, 212.
Colonial Post, 90.
Colonies, the, 90.
Commerce, 21.
Commercial League, 21.
Complaints about Mistakes, 370.
Confusion of Tongues, 47.
Congress, Colonial, 176.
Places held, 175.
under the Constitution, 177.
Contract-Office, Postal, 268.
Curiosities of the Post-Office, 357.
Curious Cartridge-Paper, 163.
Inscription on Letters, 343.
Cyrus, King of Egypt, his Postal System, 19.