Component detail

From object
Shelfmark: 20106-0000 Musée des arts et métiers-CNAM  (Paris France) Suggestions & Corrections  
Type: instrument
Dimension: H.: 49: W.: 17,5; L.: 17,5; Mass: 2460 g.
 
Component's data
Thematic group: Instruments 
Type: apparatus
Abstract: A de Saussure's hygrometer by Richer, marked 'Richer breveté du Roi N° 10'. Similarly on the upright, although only 'du Roi' is visible, but here is inscribed also 'a Paris 1788'. Circular disc reads from 0 to 100, marked every ten divisions as 10, 20, 30, etc.. Also marked 'Sec' near 0 and 'Humide' near 100. The thermometer (bulb broken) has Réaumur scale (from -20 to 80) on right and Fahrenheit (from -10 to 212) on left. Brass mounting on two tired wooden base with feet.
 
Related components    (1)
 
Attributes
Person City Cronology   Position
name: -
name: Paris
date/range: 1952
date of: donation
epoch: 20 (2°)
name: Antoine Laurent Lavoisier
resp.: owner
name: Paris
date/range: 1788
date of: construction
epoch: 18 (2°)
name: unknown Richer
resp.: maker
name: Paris
date/range: 1788
date of: construction
epoch: 18 (2°)
name: Horace Benedict de Saussure
resp.: author
name: Genève
date/range: 1788
date of: construction
epoch: 18 (2°)
 
Subject/s
Discipline Topic Argument

Meteorology Apparatus Hygrometer

 
Digital version:  2  Image/s

 

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