Homepage
Home
Advanced Search
Showcase
About
FAQs
How to search?
Collection Guide
Contact
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/159/01/14
Level
Item
Title
Letter from W Watson & Sons Ltd, Scientific instrument makers
Date
17/9/1909
Description
Suggests three firms who might be willing to manufacture Ross' ear plugs
AccessStatus
Open
Language
English
Add to My Items
Watercolour of the Isle of Wight by Sir Ronald Ross
Useful Links
Aim25
Archives Hub
LSHTM's History
Centre for History in Public Health
National Archives
Wellcome Collection
Tweets by theRCN
Showcase items
Highlighting some major collections
U.K. AIDS poster, 1989
Malaysian poster showing different food groups
Watercolour of the Isle of Wight by Sir Ronald Ross
Diary page 107: the discovery of mosquito transmission of malaria
Explore Showcase