Records, 1911-1939 [microform].
Related Entities
There are 4 Entities related to this resource.
Northrup, Edwin F. (Edwin Fitch), 1866-1940.
http://n2t.net/ark:/99166/w6tm7z2m (person)
Metal Manufacturers' Association of Philadelphia (Pa.)
http://n2t.net/ark:/99166/w67x4pv9 (corporateBody)
Leeds, Morris Evans, 1869-1952
http://n2t.net/ark:/99166/w6m909nr (person)
Leeds & Northrup Company.
http://n2t.net/ark:/99166/w67x4pdg (corporateBody)
The Leeds & Northrup Company traces its origins to Morris E. Leeds & Company, established by Morris E. Leeds in 1899 to develop and manufacture precision instruments. On June 1, 1903 the firm was renamed when Morris Leeds took a partner, Dr. Edwin F. Northrup, a theoretical physicist. The company's single most important early invention was the 1910 continuous recorder. During the First World War the company profited from the suspension of imports of German machin...