Accession No

6229

Brief Description

set of four tuning forks for the production of Lissajous figures by reflection, by Rudolph Koenig, French, 1870 (c)

Origin

France; Paris

Maker

Koenig, Rudolph

Accession No

3001

Brief Description

two rectangular protractors, by J. H. Steward, English, 2/2 19th Century

Origin

England; London

Maker

J. H. Steward

Accession No

4624

Brief Description

computer modem, by Moore Reed, 1970s

Origin

Maker

Moore Reed

Accession No

6616.15

Brief Description

‘Things of Science’ educational kit (Chemical Indicators, no. 2), by Advisory Centre for Education, English, c. 1960s

Origin

Cambridge, England

Maker

Advisory Centre for Education

Accession No

2504

Brief Description

[probe]; made by Weiss; circa 1850

Origin

England

Maker

Weiss

Accession No

4623

Brief Description

microid adaptable galvanometer, universal model, by Griffin and George Ltd., English, 20th Century

Origin

England; London

Maker

Griffin and George Ltd.

Accession No

3660

Brief Description

moving iron, pointer ammeter, by Hartmann & Braun, German, 1900

Origin

Germany; Frankfurt

Maker

Hartmann & Braun

Accession No

3238

Brief Description

recorder, strip (ammeter), by Evershed and Vignoles Ltd., English, 1900-1925 (c)

Origin

England; London

Maker

Evershed and Vignoles Ltd.

Accession No

3350

Brief Description

portable, pivoted coil, pointer AC-DC ammeter, electrodynamometer type, range 0 to 100 amperes, by Evershed and Vignoles Ltd., English, 1929

Origin

England; London

Maker

Evershed and Vignoles Ltd.

Accession No

3445

Brief Description

2 siren discs, second half 19th century

Origin

Maker