Accession No

1204

Brief Description

horary quadrant, unfinished, English, second half 17th Century

Origin

England

Maker

Accession No

3233

Brief Description

drawing instrument, by Hall Brothers, English, c. 1900

Origin

England; Croydon

Maker

Hall Brothers

Accession No

1997

Brief Description

vacuum tube, 1900-1950

Origin

Maker

Accession No

6651

Brief Description

gauger's slide rule, Everard type, used by Excise Officer Frederick E. Dash, English, 1820 (c)

Origin

England

Maker

Accession No

1264

Brief Description

planispheric astrolabe, English [attributed], 14th century

Origin

[England]

Maker

Accession No

5011

Brief Description

Botanical wallchart, depicting a vascular bundle in Ricinus.

Origin

Cambridge

Maker

Newham, G. B. 'Herbert'

Accession No

4430

Brief Description

uranium glass scale, owned by George Gabriel Stokes (1819-1903), Lucasian professor at Cambridge from 1849, then by his father-in-law Thomas Rowley Robinson (1792-1882), the astronomer in charge of Armagh Observatory from 1823, then by Stokes again, by Holtzapffel and Company, English, 1800-1900 (c)

Origin

England; London

Maker

Holtzapffel and Company

Accession No

5824

Brief Description

demonstration optical toy, possibly continental, circa 19th century

Origin

Maker

unknown

Accession No

2577

Brief Description

striding level, 1850 (c)

Origin

Maker

Accession No

5012

Brief Description

botanical wallchart depicting cork formation in Sorbus, by L. Kny, German, 1850-1967

Origin

Germany; Berlin

Maker

Kny, L. [artist] Laue, E. [lithographer] Parey, Paul [publisher]