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Henry A. du Pont correspondence with David Heber Plank

Identifier: MSS 0098-F0168

Scope and Content Note

Consists of the late 19th-century business correspondence regarding the Wilmington & Northern Railroad between company president Henry A. du Pont and David Heber Plank.

The nine letters exchanged by Henry A. du Pont and David Heber Plank also regard the Wilmington and Northern Railroad Company's predecessor, the Wilmington & Reading Railroad Company. The three letters from du Pont and six letters from Plank also discuss the creation of the Morgantown & Conestoga Valley Railroad Company, of which Plank was to be director and cooperation between the two railroad companies.


  • Creation: 1894 May-June


Language of Materials

Materials entirely in English.

Restrictions on Access

The collection is open for research.

Terms Governing Use and Reproduction

Use of materials from this collection beyond the exceptions provided for in the Fair Use and Educational Use clauses of the U.S. Copyright Law may violate federal law. Permission to publish or reproduce is required from the copyright holder. Please contact Special Collections, University of Delaware Library,

Henry Algernon du Pont

Henry Algernon du Pont, a Republican Senator from Delaware (1906-1917), was born at Eleutherean Mills, New Castle County, Delaware, on July 30, 1838. During the Civil War he served in the Union Army, attaining the rank of lieutenant colonel, and was awarded the Congressional Medal of Honor. He was president and general manger of the Wilmington Northern Railroad Company from 1879-1899. Du Pont died at Winterthur on December 31, 1926.

Biographical Directory of the United States Congress. (accessed January 2008).

D. Heber Plank

D. Heber (David Heber) Plank, a Berks County (Pennsylvania) physician, was born in Caernarvon township, Pennsylvania, on November 12, 1842. He received his M. D. in 1867 from the Univerity of Pennsylvania. Plank maintained a medical practice in Morgantown, Pennsylvania, and was a member of the Pathological Society of Berks County. Dr. Plank died on January 4, 1906.

College of Physicians, Philadelphia, Pennsylvania, D. Heber Plank Financial papers. (accessed January 2008).


9 item (15 pages)


Consists of late 19th-century business correspondence, regarding the Wilmington & Northern Railroad in Delaware, between company president Henry A. du Pont and David Heber Plank.


The correspondence is arranged in chronological order.


Purchase, December 2007.

Related Materials in This Repository

This item forms part of MSS 0098 Delaware Miscellaneous Literary and Historical Manuscripts.

Shelving Summary

Box 7, F0168: Shelved in SPEC MSS 0098 manuscript boxes

Processing and Encoding

Processed by Anita Wellner, January 2008. Encoded by Anita Wellner, January 2008. Further encoding by Tiffany Saulter, March and August 2015.

Finding aid for Henry A. du Pont correspondence with David Heber Plank
University of Delaware Library, Special Collections
2008 January 11
Description rules
Describing Archives: A Content Standard
Language of description
Script of description

Repository Details

Part of the University of Delaware Library Special Collections Repository

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