The Christiana Machine Company was a small, general purpose machine shop and foundry located in Christiana, Lancaster County, Pennsylvania. This small collection includes incoming and outgoing correspondence related to orders following the buyout of Nathan F. Burnham's interest by the Broomells in January 1889.

The Christiana Machine Company is a small, general purpose machine shop and foundry located in Christiana, Lancaster County, Pennsylvania. Their records cover the operation of the company under the Broomells and Burnham from 1877 to 1915 and are typical of the records of a small machine shop.

The Wilmington Shops were preceded by the first DuPont Company machine shop facilities on the Brandywine River. This is a collection of photographs from the DuPont's Company Wilmington Shops, a large machine shop that produced specialized equipment which was used in DuPont Company plants. A few of the images show the interior of the shops, but the majority picture individual machines

The Ferracute Machine Company of Bridgeton, New Jersey was a press and die business founded by Oberlin Smith (1840-1926), inventor, writer, manufacturer in 1863. The collection consists of materials assembled by Arthur J. Cox for the preparation of the company history, Ferracute: The History of an American Enterprise (1985). This collection has been arranged into seventeen series: Administration; Advertising; Employees; History; Machine tools; Military work; Unions; Patents; Press work; Frederick A. Parkhurst (FAP) Time Studies; Miscellany; Scrapbooks; Drawings; Orders; Payrolls; Press cards; and Account books.

F.F. Slocomb Corporation was a manufacturer of special machinery and component parts. The Company was established as F.F. Slocomb & Company in 1898, in Wilmington, Delaware by Frank F. Slocomb (1860-1931). This collection consists largely of unidentified loose photographs of machinery produced by the company. There are six views taken on the shop floor; some of these show workers.

The Hendrick Manufacturing Company was the nation's largest manufacturer of perforated screens. The company was founded by an inventor and entrepreneur, Eli E. Hendrick (1832-1909) in 1885 in Carbondale, Pennsylvania and remained in the hands of Hendrick's descendants until the 1980s, when it was sold. Hendrick's business ventures also included refining lubricating oils and cold storage refridgeration for argricultural produce. This collection consists of records detailing businesses founded by Hendrick and his descendants, including lubricating oil, refrigeration, and metal perforation, especially the Hendrick Manufacturing Company.

Job T. Pugh, Inc. was a small specialty tool manufacturer of augers and bits located in Philadelphia, Pennsylvania. The firm was incorporated under the laws of Delaware on August 30, 1917, succeeding a partnership of the same name. It was dissolved in 1954. The records of Job T. Pugh, Inc., and its unincorporated predecessors are a series of fragments. The collection documents the financial and legal matters associated with operating a tool manufacturing business in the early twentieth century.

The Lamson & Sessions Company was a top manufacturer of bolts, nuts and other fasteners. In 1866, the Mt. Carmel Bolt Company was formed by brothers Thomas H. (1827-1882) and Isaac P. Lamson (1832-1912) with Samuel W. Sessions (1824-1902) in Southington, Connecticut. The company moved to Cleveland, Ohio in 1869. During World War II, the company was one of the largest manufacturers of fasteners in the United States. In 1981, the company sold its industrial fastener division to Russell, Burdsall & Ward Corporation of Cleveland, Ohio. Lamson & Sessions Company survives today through two business segments: Carlon and Lamson Home Products.

The collection contains nineteen 16mm films dating from the 1940s to 1973. Many of the films are documents of employees working in Lamson & Sessions factories. Some of these depict female employees in the workplace. Several more show machines and presses being run in the creation of bolts or nuts.

Lobdell Car Wheel Company was a producer of cast railroad car wheels in Wilmington, Delaware. This collection contains one photographic reproduction depicting employee Michael Munroe (1879-1969) pouring steel.

Personal and business diaries of Thomas Savery documenting his career from 1864 to 1910 that include technical drawings and experimental data used in developing his patented papermaking machinery. Savery's career as machine shop foreman and general manager at Pusey & Jones is also described. The day to day activities of the shops in which he worked are detailed as well as his income, expenses, and investments. Among projects noted is the construction of Machinery Hall at the 1876 Centennial Exhibition. There are also discussions of his involvement in the Harper Ferry Electric Light & Power Company, York Haven Water & Power Company and York Haven Paper Company. There is a volume detailing his involvement in the Denver pulp and paper industry. Savery's involvement with the Wilmington Board of Trade and the Society of Friends are described in these volumes. There are also numerous notations on his personal and cultural life.

A machine shop is a place where skilled workers use machine tools to make parts. The parts are usually made of metal or plastic, although other materials can be used. This photograph shows the interior of an unidentified machine shop with a group of workers.