Accession No

1915

Brief Description

quartz lens, by Eduard Lutz, French, 2/2 19th Century

Origin

France; Paris

Maker

Lutz, Eduard

Accession No

6779

Brief Description

trade card advertisement for George Adams' New Sea Quadrant, English, 1748

Origin

England; London; Fleet Street; Tycho Brahe's Head

Maker

Adams, George

Accession No

6590

Brief Description

the Ross Precision Computer complex slide rule, by Computer Manufacturing Company, U.S.A., c. 1921

Origin

U.S.A.; San Francisco

Maker

Computer Manufacturing Company

Accession No

2011

Brief Description

optical pyrometer by Wanner, 4/4 19th C

Origin

Maker

Wanner

Accession No

6171

Brief Description

decibel meter, by General Electric Company (G. E. C.), English, mid-20th Century

Origin

England

Maker

General Electric Company

Accession No

3560

Brief Description

black and white engraving portrait of Thomas Young, by Sir Thomas Lawrence, Henry Adlard, and Longmans and Company, 19th Century

Origin

Maker

Adlard, Henry Lawrence, Thomas Longmans and Company

Accession No

2553

Brief Description

Abney level by Troughton & Simms, c.1880

Origin

London; England

Maker

Troughton & Simms

Accession No

3548

Brief Description

black and white engraving of Robert Boyle with a Hooke-Boyle air pump, by Fr Diodati, 18th Century

Origin

Maker

Fr Diodati

Accession No

6594

Brief Description

HL-809 electronic pocket calculator, by Casio Computer Company Ltd., Japanese, 1976 (c)

Origin

Japan

Maker

Casio Computer Company Ltd.

Accession No

2329

Brief Description

pantagraph by W & S Jones, c.1800

Origin

30 Holborn; London; England

Maker

W & S Jones