File:Jean-Baptiste Biot by Henri Victor Regnault, 1851.jpg

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Author
Henri Victor Regnault  (1810–1878) wikidata:Q311115 s:it:Autore:Henri-Victor Regnault
 
Henri Victor Regnault
Alternative names
Henri-Victor Regnault; Victor Regnault; V. Regnault
Description French physicist, chemist, engineer, photographer, professor and university teacher
Date of birth/death 21 July 1810 Edit this at Wikidata 19 January 1878 Edit this at Wikidata
Location of birth/death Aachen Edit this at Wikidata Paris Edit this at Wikidata
Authority file
creator QS:P170,Q311115
Description
Portrait of Jean-Baptiste Biot (1774-1862)
Date 1851
date QS:P571,+1851-00-00T00:00:00Z/9
Medium calotype
Dimensions height: 18.9 cm (7.4 in); width: 15.1 cm (5.9 in)
dimensions QS:P2048,18.9U174728
dimensions QS:P2049,15.1U174728
Source Philadelphia Museum of Art
Other versions http://www.philamuseum.org/collections/permanent/109612.html?mulR=19557
This is a retouched picture, which means that it has been digitally altered from its original version. Modifications: adjusted contrast, removed some staining.

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Date/TimeThumbnailDimensionsUserComment
current02:26, 8 October 2010Thumbnail for version as of 02:26, 8 October 20101,166 × 1,461 (1.99 MB)Scewing{{Information |Description=Jean-Baptiste Biot <br> calotype <br> {{Size|cm|18.9|15.1}} |Source=Philadelphia Museum of Art |Date=1851 |Author=Henri Victor Regnault, French, 1810 - 1878 |Permission= |other_versions=http://www.philamuseum.org/collections/per

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