Title: Board of Supervisors, April 15, 1865, 4 o'clock, p.m.
Subjects: Assassination, Assassination attempts, Politics and government, New York County (N.Y.). Board of Supervisors, New York County (N.Y.).
Places: New York County (N.Y.)
People: Abraham Lincoln (1809-1865), William Henry Seward (1801-1872)