Accession No

5997

Brief Description

‘Celestial Indicator’, planetarium / orrery within a Copernican armillary sphere, by Henry L. Bryant, U.S.A., 1872

Origin

U.S.A.; Connecticut; Hartford

Maker

Bryant, Henry L.

Accession No

6745

Brief Description

print, copper-plate engraving, entitled 'The Moon in her mean libration', drawn by John Cooke, engraved by Mary Cooke, published by John Cooke, English, published 1st September 1808

Origin

England; London; Camden Town; 11 Upper Pratt Place

Maker

Cooke, Mary

Accession No

0766

Brief Description

cube dial, by J. G. Kleininger, German, late 18th Century

Origin

Germany

Maker

Kleininger, J. G.

Accession No

0961

Brief Description

universal inclining dial, by Jean Chapotot, French, 1700-1725 (c)

Origin

France; Paris

Maker

Chapotot, Jean

Accession No

1968

Brief Description

vacuum tube, 1900-1950

Origin

Maker

Accession No

3657

Brief Description

magnetic hysteresis tester, 1905-1915 (c)

Origin

Maker

Accession No

4529.070A

Brief Description

Bowmar 901 C electronic pocket calculator, by Bowmar Canada Ltd., Canadian, 1972

Origin

Canada

Maker

Bowmar Canada Ltd.

Accession No

6195

Brief Description

chemical equivalents slide rule, with accompanying tables of stoichiometry, by Martin Ehrmann, Austria, c. 1820s

Origin

Austria

Maker

Ehrmann, Martin

Accession No

4294

Brief Description

suspended magnet, reflecting galvanometer, Paschen shielded type, by Cambridge Instrument Company Ltd., English, 1930

Origin

England; Cambridge

Maker

Cambridge Instrument Company Ltd.

Accession No

5346

Brief Description

electrical set, by Stemel, British, 20th Century

Origin

Great Britain

Maker

Stemel