Collection
Collection
Learning
The group
Visit us
Expand child menu
Science Museum
National Science and Media Museum
Science and Industry Museum
National Railway Museum
Locomotion
Science and Innovation Park
Collection
Search
About
Search
About
Collection
Learning
The group
Visit us
Expand child menu
Science Museum
National Science and Media Museum
Science and Industry Museum
National Railway Museum
Locomotion
Science and Innovation Park
Search our collection
All
1
People
0
Objects
1
Documents
0
View:
Filter search
Clear all filters
Image
Has Image
1
Non-Commercial Use
1
Category
Ophthalmology
1
Collection
Sir Henry Wellcome's Museum Collection
1
Maker
Gowllands Ltd. (maker)
1
Object type
diaphragm test sets
1
Place
Croydon
1
Croydon, Croydon, Greater London, England, United Kingdom; Surrey, England, United Kingdom
1
Surrey
1
Material
chin rest, metal, chrome
1
fittings, metal, chrome
1
handle, wood
1
shaft, metal
1
Date
From
To
filter
Bishop Harman diaphragm test set
1920-1938