Title: Lincoln's spymaster
Description: A biography of the Scottish immigrant barrel-maker whose side line detective work developed into the oldest and most famous detective agency in the United States.
Subjects: Private investigators, Juvenile literature, Detectives, Biography, Pinkerton's National Detective Agency, Pinkerton, allan, 1819-1884, United states, biography, United states, biography, juvenile literature
Places: United States
People: Allan Pinkerton (1819-1884)