This folder contains correspondence and other documents relating to the purchase of supplies and equipment for Edison's West Orange laboratory. There are also documents pertaining to Edison's purchase of the George L. Kunz mineral collection, including a complete inventory of the collection.
Approximately 40 percent of the documents have been selected. The following categories of documents have not been selected: routine correspondence regarding orders and requests for catalogs and prices; duplicate copies of selected documents. Courtesy of Thomas Edison National Historical Park.