ALS, In. The ball was held on the evening of March 6 in the Patent Office. ``At half-past ten the Presidential party was announced, and as they entered the bands struck up `Hail to the Chief,' and the company formed in lines, leading to the Presidential platform. The President and Speaker Colfax led the party. Mrs. Lincoln was escorted by Senator Sumner, Secretary Seward and Mrs. Fred Seward, Secretary Usher and Mrs. Usher, Senator Wilson and Mrs. Wilson, and other notables followed. . . .'' (New York Herald, March 8, 1865).