Accession No

1901

Brief Description

3-element wedge prism, for showing achromatism, used at the Cavendish Laboratory, 1910 (c)

Origin

Maker

Accession No

2203

Brief Description

optical square for telemeter, by J. H. Steward, English, 1920 (c)

Origin

England; London; 406 Strand

Maker

J. H. Steward

Accession No

4775

Brief Description

botanical teaching diagram showing Equisetum pratense, by S. Dalton

Origin

Maker

Dalton, S.

Accession No

4733

Brief Description

botanical teaching diagram depicting Haplomitrium mnioides (Japanese liverwort)

Origin

Maker

Accession No

6013

Brief Description

collection of protractors and set squares (10 in total, some in slip cases), by various, U.S.A. and English, mid-20th Century

Origin

U.S.A.; California; Berkeley [6013.2]; England; London or Manchester [6013.3]; Denmark [6013.4]; England [6013.5]; England [6013.7]; New Jersey; South Orange [6013.8]; London; W1; Tottenham Street; 7 Charlotte Mews [6013.9]

Maker

Labindustries [6013.2] J. Halden and Company Ltd. [6013.3] Linex [6013.4] Harrison’s and Company [6013.6] Stabiloid [6013.7] The Sillcocks-Miller Company [6031.8] Instrumental Devices Ltd. [6013.9]

Accession No

2850

Brief Description

range finder, by Research Enterprises Ltd., Canadian, 1944

Origin

Canada

Maker

Research Enterprises Ltd.

Accession No

6602

Brief Description

Titan computer slave store, cache memory system, by David Wheeler and Ferranti, English, c. 1963-1973

Origin

Cambridge; England

Maker

University of Cambridge Ferranti

Accession No

4555

Brief Description

Polyhedral models made from coloured card, 20th C (?)

Origin

Maker

Accession No

6428

Brief Description

wax model of Rana temporaria (common frog) embryo development, by Adolf Ziegler, German, c. 1851-52

Origin

Germany; Freiburg im Breisgau

Maker

Ziegler, Adolf

Accession No

1663

Brief Description

universal equinoctial dial, German, 18th C

Origin

Augsburg (?); Germany

Maker