Search our collection

Clear all filters
Image
Category
Collection
Maker
On Display
Object type
Place
Material
Date
Earth thermometer with bent stem, c. 1925.

Earth thermometer with bent stem, c. 1925.

1925
Watkin's type clinometer

Watkin's type clinometer

1890-1914
Ebony and brass sextant.

Ebony and brass sextant.

1862-1868
Brass Mounted Rapid Euryscope Lens

Brass Mounted Rapid Euryscope Lens

Perken, Son and Rayment Rollholder

Perken, Son and Rayment Rollholder

1884-1894
Pocket Prismatic Compass

Pocket Prismatic Compass

1890-1914
Optometer, objective or subjective

Optometer, objective or subjective

1831-1900
Standard thermometer from photothermograph used at Radcliffe Observatory, Oxford

Standard thermometer from photothermograph used at Radcliffe Observatory, Oxford

1867
Part of Bridges-Lee typephototheodolite, 1894-1896

Part of Bridges-Lee typephototheodolite, 1894-1896

1894-1896
Falling-plate apparatus by Baird and Tatlock (London) Ltd.

Falling-plate apparatus by Baird and Tatlock (London) Ltd.

1896-1918
Standard thermometer from photothermograph used at Radcliffe Observatory, Oxford

Standard thermometer from photothermograph used at Radcliffe Observatory, Oxford

1867
Artificial black glass horizon.

Artificial black glass horizon.

1865-1871
Petzval type portrait lens approx F:11 inches. Slot for Waterhouse stops. Rack and pinion focusing. Perken, Rayment and Son.

Optimus Quick Acting Lens No 2B

Major component of Bridges-Lee phototheodolite with lens case, by J. Hicks, 8, 9 & 10 Hatton Garden, London, England, 1894-96.

Part of Bridges-Lee type phototheodolite, 1894-1896

1894-1896
Minor Component of Bridges-Lee phototheodolite by J. Hicks, 8, 9 & 10 Hatton Garden, London, England, 1894-96. (Human Remains, Human Hair to Form Cross Hairs)

Part of Bridges-Lee phototheodolite, 1894

1894-1896