Golden Gate, 2,067-35/95 tons: Golden Age, 2,280 tons: J. L. Stephens, 2,189 tons: Sonora, 1,616 tons: St. Louis, 1,621 tons: Panama, 1,087-31/95 tons: California, 1,085-64/95 tons: Oregon, 1,099-9/95 tons: Columbia, 777-34/95 tons: Republic, 850 tons: Northerner, 1,010 tons: Fremont, 576 tons: Tobago, 189 tons. _Charleston, Savannah, Key West, and Havana, 1 steamer_, the Isabel, 1,115 tons. _New-Orleans and Mexico, 1 steamer_, the Tennessee, 1,149-1/2 tons. The Coasting Service has 8 lines, and 23 steamers, of 24,071 tons registered tonnage. _New-York, Havana, and New-Orleans_, 2. The Black Warrior, 1,556-1/95 tons: Cahawba, 1,643-1/95 tons = 3,199 tons. _New-York, Havana, and Mobile_, 1. The Quaker City, 1,428-3/95 tons. _New-York and Savannah_, 4. Alabama, 1,261-13/95 tons; Florida, 1,261-13/95 tons: Augusta, 1,310-61/95 tons; Star of the South, (propeller,) 960-1/95 tons = 4,793 tons. _New-York and Charleston_, 4. Columbia, 1,347 tons: Nashville, 1,220 tons: James Adger, 1,151 tons; Marion, 962 tons = 4,680 tons. _New-York and Virginia_, 2. Roanoke, 1,071 tons: Jamestown, 1,300 tons = 2,371 tons. _Philadelphia and Savannah_, 2. Key Stone State and State of Georgia, each about 1,300 tons = 2,600 tons. _Boston and Baltimore_, 2. Joseph Whitney, 800 tons: Unknown, 800 tons = 1,600 tons. _New-Orleans and Texas._ The Charles Morgan, Texas, Mexico, and Atlantic, averaging 600 tons each=2,400 tons. _New-Orleans and Key West._ The General Rusk, 600 tons, and the Calhoun, 400 tons = 1,000 tons. There are also several propellers running: between New-York and Charleston, New-York and Portland, and between Philadelphia and the South. They are all, however, small, and irregular in their trade. The Calhoun is not a regular steamship. Steamers lying up, 18. Registered tonnage, 24,845 tons. Queen of the Pacific, 2,801-92/95 tons. Washington, 1,640-71/91 tons. Prometheus, 1,207-61/95 tons. St. Louis, 1,621-14/45 tons. Brother Jonathan, 1,359-52/95 tons. Oregon, 1,004-89/95 tons. Southerner, 900 tons. Herman, 1,734-45/95 tons. Northern Light, 1,747-91/95 tons. Uncle Sam, 1,433-44/95 tons. California, 1,058 tons. Northerner, 1,012 tons. Ericsson, 1,902-1/95 tons. Star of the West, 1,172-33/95 tons. Daniel Webster, 1,035 tons. Orizaba, 1,450-62/95 tons. Panama, 1,087 tons. Fremont, 576 tons. The registered tonnage of these vessels was furnished me by Mr. S. P. Ingraham, of the New-York Custom-House. PAPER B. The following paper, prepared by Mr. Pliny Miles from the reports to which we have alluded, presents the British steam mail service in full detail.