HARRISBURG, PA., April 16, 1861.

Honorable SIMON CAMERON,

Secretary of War:

Troops will be in Harrisburg in considerable numbers in twenty- four hours from now, many of them without uniforms or arms. Troops are offering with horses. Will the Government accept horses? Important to have an early answer.

ELI SLIFER,

Secretary Commonwealth.

[Indorsement.]

Reply: Accept no cavalry.

WAR DEPARTMENT, April 16, 1861.

His Excellency ANDREW G. CURTIN,

Governor of Pennsylvania, Harrisburg:

SIR: The President has modified the requisition made on you for troops from Pennsylvania so as to make it 14 instead of 16 regiments. You are, under this modified requisition, entitled to 2 major-generals, 4 aides, 2 division inspectors, 3 brigadier- generals, 3 aides, 3 brigade inspectors, 14 colonels, 14 lieutenant-colonels, 14 adjutants, 14 quartermasters, 14 surgeons, 14 surgeon's mates, 14 sergeant-majors, 14 drum majors, 14 fife-majors, 140 captains, 140 lieutenants, 140 ensigns, 560 majors, 140 filers, and 8,960 privates.

Very respectfully, your obedient servant,

SIMON CAMERON,

Secretary of War.

COLUMBUS, OHIO, April 16, 1861.

Honorable S. CAMERON,

Secretary of War:

We can move two regiments this week, but they will not all be uniformed. Will that answer?

W. DENNISON,

Governor of Ohio.

[Indorsement.]

Reply: Yes, send them on.

WILLARD'S HOTEL, Washington, April 16, 1861.

Honorable SIMON CAMERON,

Secretary of War:

SIR: I have the honor to make the suggestions following to the Department of War:

First. That the Government raise as soon as practicable two regular regiments of infantry from the free colored people of the border States. The volunteers dread the night vedette and kindred duties in the aguish localities of Western Florida.

Second. That as soon as practicable the Government call for a certain number of regular troops, say fifty regiments, to be apportioned