Record

Reference numberHS/6/3
LevelItem
TitleLetter, from John Henry Dallmeyer to Sir John Herschel, dated at 19 Bloomsbury St.
CreatorDallmeyer; John David (1830-1883); Anglo-German optician
Date14 February 1867
DescriptionAutograph letter signed by sender. Has not had time until now to carry out experiments on 'the central spot' as seen in photographs as related in John Frederick William Herschel's last letter. His recent trials with various lenses have verified John Frederick William Herschel's theories.
LanguageEnglish
Extent7pp
FormatManuscript
Place origin19 Bloomsbury St., London
Origin coordinates51.51764, -0.12745
Digital imagesView item on Science in the Making
Access statusOpen
URL descriptionAlso available on Epsilon
URLhttps://epsilon.ac.uk/view/herschel/letters/Herschel6685
Fellows associated with this archive
CodeNameDates
NA8238Herschel; Sir; John Frederick William (1792 - 1871); astronomer1792 - 1871
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