Mackintosh-Hemphill Company records, 1868-1988.

ArchivalResource

Mackintosh-Hemphill Company records, 1868-1988.

This collection includes newspaper clippings, collective bargaining agreements, advertising leaflets, histories, reports, court documents, and correspondence concerning the company, its mergers, and the impact of its dissolution on employees. There are numerous patents from both the United States and numerous other countries, and more than a thousand photographs of equipment, facilities, and people involved in the company.

8 cubic feet.

Related Entities

There are 3 Entities related to this resource.

E. W. Bliss Company

http://n2t.net/ark:/99166/w6vf3f11 (corporateBody)

Gulf & Western Industries

http://n2t.net/ark:/99166/w6935jp4 (corporateBody)

Mackintosh-Hemphill Company

http://n2t.net/ark:/99166/w6f81c67 (corporateBody)

In 1859 James Hemphill, W. S. Mackintosh, and W. N. Hart entered into a partnership to purchase a machine shop at the corner of 12th Street and Pike Street in Pittsburgh, Pennsylvania. Their products included steam engines. They subsequently incorporated as Mackintosh-Hemphill Company, Ltd. In 1878 the company purchased the adjoining Fort Pitt Foundry and refitted it for the manufacture of rolling mills for iron and steel makers, including the Bessemer Works in the Homestead section of Pittsburg...