Undated: Summary of the Development of HYDRA

This undated summary of the development of HYDRA reveals the new shape of the network: control and receiving were moved to the Ottawa Traffic Center at Leitrim, while transmitting was left in Oshawa. This had been done to simplify the operations and maintenance of the network.

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