Accession No

4464

Brief Description

Box of optical accessories by Powell and Lealand, before 1911

Origin

London; England

Maker

Powell & Lealand

Accession No

1904

Brief Description

prism, 19th C

Origin

Maker

Accession No

4529.014

Brief Description

electronic calculator by Texas Instruments, 1970s

Origin

USA

Maker

Texas Instruments

Accession No

3012

Brief Description

two Hill’s slide rules, by Aston and Mander Ltd., English, 1/4 20th Century

Origin

England; London

Maker

Aston and Mander Ltd.

Accession No

2282

Brief Description

electrometer, reflecting, by Cambridge Instrument Company Ltd., English, 1928

Origin

England; Cambridge

Maker

Cambridge Instrument Company Ltd.

Accession No

1597

Brief Description

Oersted’s piezometer, 2/2 19th Century

Origin

Maker

Accession No

1034

Brief Description

theodolite, transit, possibly balloon type, by Cary, English, 1930 (c)

Origin

England; London

Maker

Cary

Accession No

6070

Brief Description

level, made or adapted by Brian Harland, English, 20th century

Origin

England; Cambridge

Maker

Harland, Brian

Accession No

4247

Brief Description

120 000 Ohm standard resistor, by Cambridge Scientific Instrument Company Ltd., English, c. 1903

Origin

England; Cambridge

Maker

Cambridge Scientific Instrument Company Ltd.

Accession No

4321

Brief Description

electrostatic voltmeter, Ayrton Mather type, by Cambridge Instrument Company Ltd., English, 1931

Origin

England; London

Maker

Cambridge Instrument Company Ltd.