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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/159/01/21
LevelItem
TitleCopy of a letter from Ross to S Maw, Son and Sons
Date21/10/1909
DescriptionAsks if it would be possible to register his ear plugs under the name of 'earclip silencer'. He knows of several people eager to obtain them, asks if he would get a royalty and that he will be in London the following week and can call on them
AccessStatusOpen
LanguageEnglish
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    'The Basic Six Food Groups' poster produced by the Institute of Nutrition, Manila for the World Health Day celebrations, 1957.

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