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Mid-Canada Line ASR-3 Radar Removals

Formerly SECRET Department of National Defence records concerning the disposal of ASR-3 surveillance radars from Mid-Canada Line stations at Knob Lake, Cranberry Portage, and Stoney Mountain, 1960–1961.

DECLASSIFIED (FORMERLY SECRET)

Provenance

Scanned records obtained from Library and Archives Canada (LAC item e011918840). Originally classified SECRET under DND file S-955-100-80/7 (Telecommunications Services - Radar - Mid Canada Line). Reclassified 16 March 1962. Crown Copyright has long expired. The bundle includes memoranda on declaring ASR-3 radars surplus, correspondence on heavy radar requirements at Great Whale, Winisk, and Knob Lake, and the original SECRET temporary docket cover sheet.

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Document Details
Document Type
Declassified Document
Creator
Department of National Defence / RCAF
Date
1960–1961
Classification
DECLASSIFIED (formerly SECRET)
Document ID
e011918840
Original Language
English
Last Modified
2026-03-22