They pawned their guns for a detective's job Author B.Johnson Article Date September 10 1961 Article Abstract About the Arizona State Guard and Detective Agency Journal Title Ariz Days & Ways
The specialists in domestic surveillance Author D.Lee Article Date January 18, 1976 Journal Title Arizona
A school for security Author B.Zarbin Article Date November 11, 1962 Article Abstract A school for security officers in Phoenix Journal Title Ariz Days & Ways