Record

Reference numberPT/75/8/30
LevelItem
TitleGraphs, variation in chemical diffused light and daily changes in chemical luminosity by unknown artist
Date[1859]
DescriptionPlate 46, figures 11-12 showing two graphs. The first graph shows the hourly variation in chemical diffused light on equinox at numerous locations including Cairo [Egypt], Naples [Italy], Heidelberg [Germany], Manchester [England], Petersburg [St Petersburg, Russia], Reykjavik [Iceland], and Melville Island [Northwest Territories, Nunavut, Canada]. The second shows the daily changes of chemical luminosity in a sky with passing clouds. Inscribed with publication and plate details. Not signed. The manuscript for this paper is wanting.

Subject: Physics / Chemistry

Published in Philosophical Transactions as part of paper titled 'Photo-chemical researches.—Part IV' by Robert Wilhelm Bunsen and Henry Enfield Roscoe.

Received and read by the Royal Society on 26 May 1859.
Extent1p
FormatDiagram
Physical descriptionInk on graph paper
Dimensions252x238mm
Digital imagesView item on Science in the Making
Access statusOpen
Related materialDOI: 10.1098/rstl.1859.0035
DOI: 10.1098/rspl.1859.0018
Fellows associated with this archive
CodeNameDates
NA8155Bunsen; Robert Wilhelm (1811 - 1899)1811 - 1899
NA8277Roscoe; Sir; Henry Enfield (1833 - 1915)1833 - 1915
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