Accession No

3308

Brief Description

ivory rule, 19th C

Origin

Maker

Accession No

1368

Brief Description

galvanometer shunt, by Elliott Brothers, English, 1895-1905 (c)

Origin

England; London

Maker

Elliott Brothers

Accession No

1968

Brief Description

vacuum tube, 1900-1950

Origin

Maker

Accession No

2372

Brief Description

vacuum tube for radiation experiments, 1875-1900

Origin

Maker

Accession No

1217

Brief Description

pestle and mortar; circa 1800

Origin

Maker

Accession No

1982.4

Brief Description

vacuum tube, Plücker type, 1875-1925

Origin

Maker

Accession No

1961

Brief Description

vacuum tube, 1900-1950

Origin

Maker

Accession No

1975

Brief Description

vacuum tube, 1/2 20th C

Origin

Maker

Accession No

1512

Brief Description

achromatic compound microscope, ‘Fram’ student type; made by W. Watson & Sons; circa 1915

Origin

313 High Holborn; London; England

Maker

W. Watson & Sons Ltd.

Accession No

2056.1

Brief Description

light anode type X-ray focus tube, by Cox, English, c. 1917

Origin

England

Maker

Cox