2 finding aid(s) found containing the word(s) United States--History--Civil War, 1861-1865--Secret service.

  1. Donald Benham Civil War collection, 1806-1918

    300 items. 1 container. .4 linear feet. -- Manuscript Division, Library of Congress, Washington, D.C.

    Summary:

    Collector. Correspondence, financial and legal records, military orders and records, speeches, and miscellaneous items comprising the Civil War collection of Donald Benham.

  2. Pinkerton's National Detective Agency records, 1853-1999

    63,000 items ; 183 containers plus 20 oversize ; 79 linear feet ; 3 microfilm reels. -- Manuscript Division, Library of Congress, Washington, D.C.

    Summary:

    Private detective agency directed by the Pinkerton family to protect interests of clients in business and industry. The records include business and family correspondence, biographical and genealogical records, administrative records such as procedural guidelines and training manuals, and criminal case files which include correspondence, reports, photographs, legal documents, and printed matter.