Wilmington, April 18.
--A private letter, dated 17th inst., says that the enemy attacked Fort Macon
last Saturday, and have been fighting two days, Col. White
sent out a part of his men on the beach, and found 800 Yankees.
They killed 15 of our men. We then retreated to the fort, and Col. White
fired canister at the enemy, killing a large number.
The enemy have erected a battery two miles from the fort, on the beach, and have planted mortars and large-sized siege guns.
Eleven large ships are now outside the harbor.
The enemy have sent to Newbern
, for gunboats to operate in the Sound
They have been committing every imaginable outrage in Cartaret and Onslow counties
The fort had not been taken on Wednesday.