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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 No
GB 0809 Ross/159/01/47
Level
Item
Title
Letter from Charles Baker, Scientific instrument makers
Date
2/2/1916
Description
Ear plugs of Ross' design will be made up and sent to C Ross. After Ross' letter to the Times they had several inquiries for them but some had been returned as the owners could not sleep in them
AccessStatus
Open
Language
English
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