Accession No

1952.5

Brief Description

flash tube, 1900–1950

Origin

Maker

Accession No

4529.148

Brief Description

CB-14 electronic pocket calculator, by Unisonic, American, 1979

Origin

United States of America

Maker

Unisonic

Accession No

1988

Brief Description

vacuum tube or discharge tube, 1900-1950

Origin

Maker

Accession No

6173

Brief Description

four stamps issued in 1989 to commemorate the 150th anniversary of the Royal Microscopical Society, on 1st day cover, by Royal Mail, issued by Cambridge Instruments Ltd., English, 1989

Origin

England; Cambridge; Clifton Road

Maker

Royal Mail Cambridge Instruments Ltd. [issuer]

Accession No

4529.056

Brief Description

Dataman electronic pocket calculator, by Texas Instruments, American, 1977 (c)

Origin

United States of America

Maker

Texas Instruments

Accession No

3441

Brief Description

tuning fork on wooden resonator box, by Rudolph Koenig, French, 19th Century

Origin

France; Paris

Maker

Koenig, Rudolph

Accession No

2306

Brief Description

Dicas type hydrometer, by Gammage, English, 1825 (c)

Origin

Liverpool; England

Maker

Gammage

Accession No

0297

Brief Description

compound microscope, side pillar type, by Dollond, English, 1800 (c)

Origin

England; London

Maker

Dollond

Accession No

5539

Brief Description

botanical wallchart, depicting Root system and root hairs (monocotyledons), by Albert Bernhard Frank and Alexander Tschirch, German

Origin

Germany

Maker

Frank, A. B. Tschirch, A.

Accession No

1631

Brief Description

compound microscope, for rivet-hole inspection, by R. and J. Beck Ltd., English, 1929

Origin

England; London

Maker

R. and J. Beck Ltd.