Accession No

4529.149

Brief Description

Texet Trader electronic pocket calculator, by Texet, Japanese, 1970 (c)

Origin

Japan

Maker

Texet

Accession No

6686

Brief Description

microscope slide preparation / mounting set, by R. and J. Beck, English, c. 1875

Origin

England; London; 31 Cornhill

Maker

R. and J. Beck

Accession No

4137

Brief Description

Wheatstone Bridge, Callendar and Griffiths pattern II, by Cambridge Scientific Instrument Company Ltd., English, c. 1900

Origin

England; Cambridge

Maker

Cambridge Scientific Instrument Company Ltd.

Accession No

2075

Brief Description

vacuum tube, 1875–1925

Origin

Maker

Accession No

1750

Brief Description

universal equinoctial ring dial, by Edmund Culpeper, English, 1700 (c)

Origin

England; London

Maker

Culpeper, Edmund

Accession No

2607

Brief Description

protractor with attached rules, by Lerebours, French, 1820 (c)

Origin

France; Paris

Maker

Lerebours

Accession No

2465

Brief Description

5-inch transit theodolite, by C. Baker, English, c. 1895

Origin

England; London; 244 High Holborn

Maker

C. Baker

Accession No

2170

Brief Description

Hill’s cloud camera, by R. and J. Beck Ltd., English, c. 1930

Origin

England; London

Maker

R. and J. Beck Ltd. [lens]

Accession No

2470

Brief Description

6-inch transit theodolite, by C. Baker, English, c. 1890

Origin

England; London; 244 High Holborn

Maker

C. Baker

Accession No

2387

Brief Description

two nearly identical beam compasses by Troughton & Simms, c.1850

Origin

London; England

Maker

Troughton & Simms