1819-1884 1831-1911 1855-1928 19thcentury allan american authors autobiography bio027000his036040his036000 biography charlesa cowboys friendsandassociatespinkerton frontierandpioneerlife general history industrialrelations jamesp labor lawenforcement lewis mcparland pinkerton privateinvestigators pryce secretservice siringo spies texas undergroundmovements unitedstates