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
4
People
0
Objects
4
Documents
0
View:
Filter search
Clear all filters
Image
Has Image
4
Non-Commercial Use
4
Category
Navigation
3
Astronomy
1
Maker
Gilbert, John
1
Gilbert, John; Science Museum, Workshops
1
James Woodside
1
Jno Gilbert, John
1
John Gilbert
1
Jonathan Sisson
1
Science Museum, Workshops
1
Sisson, Jonathan
1
Woodside, James
1
Object type
back-staff
4
artificial horizon
1
back-staff; artificial horizon
1
Place
Tower Hill
2
Tower Hill, City of London, England, United Kingdom
2
Dublin
1
Dublin, Leinster, Ireland
1
Strand
1
Strand, City of Westminster, London, England, United Kingdom
1
Material
boxwood
3
glass
2
brass (copper, zinc alloy)
1
ebony
1
ivory
1
mahogany
1
wood (unidentified)
1
Date
From
To
filter
Wooden backstaff or Davis quadrant made by John Gilbert on Tower Hill
1730; 1967
Wooden backstaff.
1759
Wooden backstaff.
1733
Wooden backstaff fitted with artificial horizon.
1730-1735