Arrangement
The collection is divided into seven series.
Series 1: Nicholai H. Hiller, 1891-1937
Series 2: Paul W. Hiller, 1921-1932
Series 3: Carbondale Machine Company, 1904-1937
Series 4: Hendrick Manufacturing Company, 1890-1902
Series 5: VitterManufacturing Company, 1927-1928
Series 6: Worthington-Carbonadale (subsidiary of Worthing Pump and Machinery Corpoartion), undated
Series 7: York Manufacturing Company, 1908