Hydra Communications System Telegraph Circuits - Leitrim to East Block
Dublin Core
Date
Description
Letter from P.D. Smith (D Sigs) to J.E. Belanger (External Affairs) pertaining to Hydra telegraph relay circuits between Leitrim and External Affairs Comcentre. Smith suggests External Affairs eliminate several half duplex circuits and change them for full duplex circuits.
Creator
Department of National Defence
Source
Hydra Communications - Policy, RG24, 1250-36 Vol. 2, Library and Archives Canada (LAC)
Publisher
Canada Declassified
Rights
Canadian Crown
Format
PDF
Language
en
Type
Identifier
HY00173
Collection
Citation
Department of National Defence, “Hydra Communications System Telegraph Circuits - Leitrim to East Block,” Canada Declassified, accessed November 23, 2024, https://declassified.library.utoronto.ca/items/show/9198.