Biodiversity Heritage Library · page-17247378
The Bell System technical journal — Illustration, Page 52
About this illustration
BHL classifies this scanned page as Illustration. Publication: The Bell System technical journal. Publication creators (not identified as the page's illustrator): American Telephone and Telegraph Company.. Contributing institutions: Prelinger Library. Bibliographic metadata supplied by BHL under CC0; image rights are separate.
Source connections
Explore related subjects
Keep this discovery
1940. The Bell System technical journal — Illustration, Page 52. https://www.biodiversitylibrary.org/page/17247378
Cite the original work for its findings. Save a collection to share your selection of sources.