http://query.nytimes.com/mem/archive-free/pdf?res=9904E0DA1230E134BC4053DFB266838A679FDE
http://query.nytimes.com/mem/archive-free/pdf?res=9403EED81230E134BC4153DFB266838A679FDE
http://query.nytimes.com/mem/archive-free/pdf?res=9B02E0DA1230E134BC4053DFB266838A679FDE
The New York Herald had this...
The following list embraces the names, with armaments and troops, of the fleet dispatched from New York and Washington to Charleston harbor, for the relief of Fort Sumter:-
Vessels of War
Steam sloop-of-war Pawnee, Captain S. C. Rowan, 10 guns and 200 men. The Pawnee sailed from Washington, with sealed orders, on the morning of Saturday, April 6.
Steam sloop-of-war Powhatan, Captain E. D. Porter, 11 guns and 275 men. The Powhatan sailed from the Brookyln Navy Yard on Saturday afternoon April 6.
Revenue cutter Harriet Lane, Captain J. Faunce, 5 guns and 96 men. On Saturday, April 6, the Harriet Lane exchanged her revenue flag for the United States navy flag, denoting her transfer to the Government naval service, and sailed suddenly on last Monday morning, with sealed orders.
The Steam Transports
Atlantic, 358 troops, composed of Companies A and M of the Second artillery, Companies C and H of the Second infantry, and Company A of sappers and miners from West Point. The Atlantic sailed from the steam at 5 o'clock on Sunday morning last, April 7.
Baltic, 160 troops, composed of Companies C and D, recruits, from Governor's and Bedloe's islands. The Baltic sailed from Quarantine at 7o'clock on Tuesday morning last, April 9.
Illinois, 300 troops, composed of Companies B, E, F, G and H, and a detachment from Company D, all recruits from Governor's and Bedloe's Islands, together with two companies of the Second infantry, from Fort Hamilton. The Illinois sailed from Quarantine on Tuesday morning at 6 o'clock.
The Steamtugs
Two steamtugs, with a Government official on each, bearing sealed dispatches, were also sent. The Yankee left New York on Monday evening, 8th, and the Uncle Ben on Tuesday night.
The Launches
Nearly thirty of these boats-whose services are most useful in effecting a landing of troops over shoal water, and for attacking a discharging battery when covered with sand and gunny bags- have been taken out by the Powhatan and by the steam transports Atlantic, Baltic and Illinois.
Recapitulation
Vessels Guns Men
Sloop-of-war Pawnee 10 200
Sloop-of-war Powhatan 11 275
Cutter Harriet Lane 5 96
Steam Transport Atlantic 353
Steam Transport Baltic 160
Steam Transport Illinois 300
Steamtug Yankee Ordinary Crew
Steamtug Uncle Ben Ordinary Crew
Total number of vessels 8
Total number of guns (for marine service) 26
Total number of men and troops 1,380
It is understood that several transports are soon to be chartered, and dispatched to Charleston with troops and supplies.