Letter to William du Pont from a representative of the Devon Horse Show confirming the reservation of a box at the show for du Pont and also requests that du Pont consider being a judge at the event.
Mass-mailing to all the members of the Delaware Horse Show Association, which includes William du Pont, announcing the date and time of their next meeting.
Letter from J. W. Waring, publisher of the "Official Horse Show Blue Book" to William du Pont confirming and thanking du Pont for his subscription to the book and discusses including photographs of horses that du Pont has bred in the book.
Letter from Reginald C. Vanderbilt to William du Pont announcing the creation of a new horse show organization, The Association of American Horse Shows, and informs du Pont that he has been unanimously elected a director.
Newspaper clipping offering an anecdote about Marion du Pont and a former employee along with a description of the Montpelier Horse Show on the grounds of William du Pont's Montpelier Estate.
Official Program for the Montpelier Horse Show held on October 26, 1929. William du Pont, Jr.'s sister, Marion du Pont Sommerville, resided at the Montpelier estate.
This collection helps to document the history of Singer Manufacturing Company during the period 1860 through 1880. After success in forming one of the first U.S. patent pools the Singer Company was ready to capitalize and built several new...
note with image: "(above) The Ford automobile show at the Hotel Astor in the fall of 1935, designed by Walter Dorwin Teague. The picture opposite [not scanned] shows the hotel's ballroom of the General Grant period as it looked before this 24-hour...
Letter from H. C. Warren, Secretary and Treasurer for the Orange Horseman's Association, to William du Pont confirming his box seats for the associations upcoming horse show and thanking du Pont for assisting in finding suitable judges for the show.
Letter from P. J. Casey, Secretary and Treasurer of the Monmouth County Horse Show Association, to William du Pont informing the latter that he was elected Vice President of the organization for the year 1916.
Du Pont's basic outline for a book about his experiences as a hackney breeder and horse show judge. Also included is an anecdote related to his show judging.
Flier advertising the 1941 Chester County Hospital fund raising event. A handwritten note indicates that William du Pont Jr. was invited to attend and that “it would be a good show.”
