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Record

  •   GB 0809 Ross - Ross, Col Sir Ronald (1857-1932)
    •   159 - Material on Ross' inventions including ear plugs and a clinical automatic thermometer
      • 01 - Material on the invention of ear plugs by Ross
Ref NoGB 0809 Ross/159/01/39
LevelItem
TitleCopy of a letter from Ross to the British Red Cross Society
Date22/10/1914
DescriptionDescribes his ear plugs and that they would protect the ears during gunfire. He suggests that it should be added to soldier's kits. There is a note to say that a similar note was sent to Selfridges
AccessStatusOpen
LanguageEnglish
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