Collection Contents

Box 1, 2

Series 1. Poulsen Wireless Corporation, Federal Telegraph Company, and Kolster Radio Corporation corporate material 1910-1929

Physical Description: .75 linear feet.

Series Scope and Content Summary

Correspondence, reports, technical drawings, and product literature relating to the Poulson Wireless Corporation and its successors, the Federal Telephone and Telegraph Company and the Federal Telegraph Company, as well as Federal Telegraph's Kolster Radio Compass.

Box 2

Series 2. Cyril Elwell biographical material 1920-1993

Physical Description: .25 linear feet.

Series Scope and Content Summary

Assorted biographical material on Cyril Elwell, founder of the Poulsen Wireless Telephone &Telegraph Company, and Federal Telegraph's first Chief Engineer.

Box 3, 4

Series 3. Douglas Perham's Federal Telegraph Company scrapbooks 1909-1929

Physical Description: 1 linear foot.

Series Scope and Content Summary

Scrapbooks and articles about Federal Telegraph Company and its related companies, compiled by Douglas Perham. Books contain photographs, blueprint images, clippings, transcriptions of articles, technical specifications, and papers delivered by Perham on the Poulsen System and Spark System of Wireless Telegraphy.

Box 5

Series 4. Reference material on Federal Telegraph Company 1906-1985

Physical Description: .5 linear feet

Series Scope and Content Summary

Assorted journal articles, clippings, and reports about Federal Telegraph Company and its related companies, compiled by both Douglas Perham and members of the Perham Foundation.

Collection Contents

Poulsen Wireless Corporation, Federal Telegraph Company, and Kolster Radio Corporation corporate material

Cyril Elwell biographical material

Douglas Perham's Federal Telegraph Company scrapbooks

Reference material on Federal Telegraph Company