Postal Inspection Service

Postal Inspection Service - In 1772, postal inspectors (or 'surveyors') were first contracted by Deputy Postmaster General Benjamin Franklin to conduct audits on various postmasters and their accounts.

Postal Inspection Service: The U.S. Postal Service investigative arm responsible for internal audits and investigating criminal acts involving the mails.

See also: Single, Postage due stamp, Pane, Item, Gauge