1. The secret service of the Post-office department : as exhibited in the wonderful exploits of special agents or inspectors in the detection, pursuit and capture of depredators upon the mails Title: The secret service of the Post-office department : as exhibited in the wonderful exploits of special agents or inspectors in the detection, pursuit and capture of depredators upon the mails Date: 1886. Author: Woodward, P. H. (Patrick Henry), 1833-1917. Collecting Area: Rare Books Call number: HE 6457 W86 1886 LOCAL