26 May 1958: Line Circuits – Ottawa Traffic Center

Amidst these tensions, the army set out to establish how much External Affairs financially contributed to the HYDRA system, evidenced by this letter from Col. Peck (Director, Royal Canadian Corps of Signals) to Mr. Belanger (External Affairs).   

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Hydra Communications - Policy, RG24, 1250-36 Vol. 1, Library and Archives Canada (LAC)