Accession No

3895

Brief Description

polarimeter, by Franz Schmidt and Haensch, German, 19th Century

Origin

Germany; Berlin

Maker

Franz Schmidt and Haensch

Accession No

0498

Brief Description

graphic mirror, by Alexander Alexander, English, c. 1815

Origin

England; Exeter

Maker

Alexander, Alexander

Accession No

4529.089

Brief Description

Elsi Mate EL-8116 electronic pocket calculator, by Sharp, Japanese, 1976 (c)

Origin

Japan

Maker

Sharp Corporation

Accession No

2256

Brief Description

Marquois scales by Watkins and Hill, c.1825

Origin

Charing Cross; London; England

Maker

Watkins and Hill

Accession No

1524

Brief Description

polarising apparatus, by E. Ducretet et Compagnie, French, 19th Century

Origin

France; Paris

Maker

E. Ducretet et Compagnie

Accession No

2110

Brief Description

diffraction grating, reflecting, Rowland-type, by John A. Brashear, U.S.A., 1889

Origin

U.S.A.; Massachussetts; Baltimore; and U.S.A.; Pennsylvania; Allegheny

Maker

Brashear, John A. [polished and figured] Theodore C. Schneider [ruled using Rowland's engine]

Accession No

5638

Brief Description

botanical wallchart depicting Polypodium: stele in section, by L. Kny and W. Zopf, German

Origin

Germany; Berlin

Maker

Kny, L. [artist] Zopf, W. [artist] Meyn, W. A. [lithographer] Wiegandt, Hempel and Parey [publisher]

Accession No

4275

Brief Description

moving coil, reflecting galvanometer, D'Arsonval type, by Robert W. Paul, English, circa 1912

Origin

England; London

Maker

Paul, Robert W.

Accession No

2890

Brief Description

hypsometer, by Watkins and Hill, English, 1850 (c)

Origin

England; London; 5 Charing Cross

Maker

Watkins and Hill

Accession No

1709

Brief Description

horizontal string-style dial, with reversed equinoctial hour-ring, by Augustin Ryther [attributed], English, circa 1585 - 1595

Origin

England

Maker

Ryther, Augustin [attributed]