(Translated by https://www.hiragana.jp/) Wireless Time Signals from the St. John Observatory of the Canadian Meteorological Service. : Hutchinson, D.L. : Free Download, Borrow, and Streaming : Internet ArchiveSkip to main content
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Wireless Time Signals from the St. John Observatory of the Canadian Meteorological Service. Published in Proceedings and Transactions of the Royal Society of Canada, Ser. 3 Vol. 2, Pages 153-154