Typed signed letter from Detective Robert Pinkerton to Daniel Noble who was District Attorney of Queens County New York about the murder of John Powel at Hempstead New York, 1896
1896. 3 page typed account of interrogation of African American suspects Arthur Mayhew and John Wayne. Pinkerton writes how they worked on the suspects. Arthur Mayhew was convicted and electrocuted a year later. Wayne was convicted of manslaughter.