Letter, from John Henry Dallmeyer to Sir John Herschel, dated at 19 Bloomsbury St.
Reference number: HS/6/2
Date: 24 September 1866
Description
Autograph letter signed by sender. Outlining phenomena in the refraction of light. Has been experimenting with wide angle lenses for cameras and gives some of their defects. Would like John Frederick William Herschel's opinion on how to get rid of the 'secondary focus.'
- Reference number
- HS/6/2
- Earliest possible date
- 24 September 1866
- Page extent
- 12 pages
- Format
- Manuscript
- Also available on Epsilon
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Creator name
John Henry Dallmeyer
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Citation
John Henry Dallmeyer, Letter, from John Henry Dallmeyer to Sir John Herschel, dated at 19 Bloomsbury St., 24 September 1866, HS/6/2, The Royal Society Archives, London, https://makingscience.royalsociety.org/items/hs_6_2/letter-from-john-henry-dallmeyer-to-sir-john-herschel-dated-at-19-bloomsbury-st, accessed on 12 December 2024
Link to this record
https://makingscience.royalsociety.org/items/hs_6_2/letter-from-john-henry-dallmeyer-to-sir-john-herschel-dated-at-19-bloomsbury-st
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Hierarchy
This item is part of:
-
Correspondence of Sir John Frederick William Herschel
1812-1870 Creator: Sir; John Frederick William Herschel Reference number: HS -
Related Fellows
-
John Frederick William Herschel
Recipient
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Herschel Letters
Dates: 1807-1875
This collection of nearly 10,900 letters, drafts, copies and notes is the largest repository of scientific correspondence from and to Sir John Herschel, leading figure of Victorian science.View collection