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The time required for, a journey around the earth, by a man walking day and night, without resting, would be 428 ; days; an express train, 40 days; sound, |at a medium 1 temperature, 32J hours; light, a little over one-tenth of a second; and electricity, passing over a copper wire, a little under one-tenth of a, ' second.

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https://paperspast.natlib.govt.nz/newspapers/AS19361201.2.199.2

Bibliographic details

Auckland Star, Volume LXVII, Issue 285, 1 December 1936, Page 18

Word Count
57

Page 18 Advertisements Column 2 Auckland Star, Volume LXVII, Issue 285, 1 December 1936, Page 18

Page 18 Advertisements Column 2 Auckland Star, Volume LXVII, Issue 285, 1 December 1936, Page 18