President confers with Gen. Scott at 8 A.M. about troops passing through Baltimore. Nicolay Diary, John G. Nicolay Papers, Library of Congress, Washington, DC.

Calls Gov. Hicks (Md.) and Mayor Brown (Baltimore) to Washington for conference "relative to preserving the peace of Maryland." Abraham Lincoln to Thomas H. Hicks and George W. Brown, 20 April 1861, CW, 4:340-41; Abraham Lincoln to Thomas H. Hicks and George W. Brown, 20 April 1861, CW, 4:341.

Interviews Sen. Anthony Kennedy (Md.) and former Cong. J. Morrison Harris (Md.) relative to movement of troops through Maryland. N.Y. Times, 27 April 1861.