Showing Collections: 1 - 2 of 2
Allen D. Cardwell Manufacturing Corporation records
Found in:
Manuscripts and Archives
Collection
Accession: 2333
Abstract:
The Allen D. Cardwell Manufacturing Corporation was a major producer of radio and telecommunications equipment during the twentieth century. Cardwell sold its products to the United States Government, major corporations, and individual consumers. The records contain technical information such as patents and design drawings, as well as a vast array of sales and promotional material from the 1920s.
Dates:
1897-1960; Majority of material found within 1920-1960
Charles A. Rosencrans lab notebooks
Found in:
Manuscripts and Archives
Collection
Accession: 2549
Abstract:
Charles A. Rosencrans (1908-1991) was an RCA engineer who specialized in radio transmission. His notebooks largely consist of fragmentary handwritten notes from both his career at RCA and from his studies in electrical and mechanical engineering at Lehigh University.
Dates:
1929-1959