Pinkerton’s National Detective Agency Letter

Pinkerton’s National Detective Agency Letter, 1895

Overview of the Collection

Creator: Pinkerton’s National Detective Agency
Title: Pinkerton’s National Detective Agency Letter
Dates: 1895 (inclusive)
Date of CollectionDate of Collection
Quantity: .10 cubic ft. (1 box)
Collection Number: 12762
Summary: Letter from the Co-Principal of the Pinkerton’s National Detective Agency, William A. Pinkerton, to Frank Canton recommending Tom Horn for the task of recapturing John Tregoning who had escaped from the Laramie penitentiary. At this time, Tom Horn no longer worked for the Pinkerton Agency.
Repository: American Heritage Center, University of Wyoming
American Heritage Center
University of Wyoming
1000 E. University Ave.
Dept. 3924
Laramie, WY
82071
Telephone: 3077663756
ahcref@uwyo.edu
Access Restrictions: Access Restrictions
There are no access restrictions on the materials for research purposes, and the collection is open to the public.
Languages: English

Historical NoteReturn to Top

William A. Pinkerton was the son of Allan Pinkerton, the founder of the Pinkerton’s National Detective Agency. William joined the secret service division of the U.S. Army in 1861. He served throughout the Civil War, mainly in the Army of Potomac. After the war, he became clerk in his father’s office eventually becoming chief assistant. Upon the passing of his father, William became head of the Pinkerton Agency.

Content DescriptionReturn to Top

Collection contains a letter from the Co-Principal of the Pinkerton’s National Detective Agency, William A. Pinkerton, to Frank Canton recommending Tom Horn for the task of recapturing John Tregoning who had escaped from the Laramie penitentiary. At this time, Tom Horn no longer worked for the Pinkerton Agency.

Use of the CollectionReturn to Top

Restrictions on Use

The researcher assumes full responsibility for observing all copyright, property, and libel laws as they apply.

Restrictions on Use

Statement on Potentially Harmful Language and Images Found in Collections

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Preferred Citation

Item Description, Box Number, Folder Number, Collection Name, Collection Number, American Heritage Center, University of Wyoming.

Administrative InformationReturn to Top

Related Materials

Pinkerton's National Detective Agency records, 1853-1999, Manuscript Division, Library of Congress, Washington, D.C.

Pinkerton's National Detective Agency Collection (MSS #1037), Colorado Historical Society, Denver, Colorado.

Pinkerton's National Detective Agency reports, Historical Collections and Labor Archives, University Libraries, Pennsylvania State University, University Park, Pa.

Pinkerton's National Detective Agency Reports, Walter P. Reuther Library, Archives of Labor and Urban Affairs, Wayne State University.

Acquisition Information

This material was received from Buckingham Books in June 2020.

Processing Note

Processing Information

The collection was processed by Krist Jessup in May 2021.

Detailed Description of the CollectionReturn to Top

Container(s)	Description	Dates
Box
1	Correspondence from William A. Pinkerton to Frank Canton	April 12, 1895

Archives West Finding Aid

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