County of London

Email: Survey Officer

Ceremonial county of London (1889 to 1965), corresponding to the area known today as Inner London.  The function of the county was superseded with the creation of Greater London covering a much greater administrative area.

Astronomers

Associated People

Bryan, Margaret (fl.1783-1816), natural philosopher and teacher of the Natural Sciences who ran a boarding-school  (1795-1805) for girl at Blackheath. Known solely through her writings, she published A Compendious System of Astronomy, based on her early lectures.  Later in 1815, she published An Astronomical and Geographical Class Book for Schools (ODNB; Bruck 2009, 15-9; Haley 2021a).

Hilger, Adam (1839-1897), Philosophical and optical instrument maker born Darnstadt, Germany who first worked at the Mint in his birth place. He then worked for Ertel before moving to the Paris Observatory under supervison of Foucault. Due to the Franco-Prussian War he was forced to move to London where he gained employment with John Browning. In 1874 he setup his own firm with his brother Otto trading as Adam Hilger until its merger with E.R. Watts (Obit., MNRAS, 58 (1898), 138; Grace’s Guide).

Hilger, Otto (1850-1902), born Darnstadt and brother of Adam Hilger who also worked at the Mint in the place of his birth. After working with his brother Adam in Frankfurt they both moved to Paris where they worked for the Paris Observatory. The outbreak of the Franco-Prussian forced then to relocate to London gaining employment with John Browning before they setup their own business. Otto took over the management of Adam Hilger on the death of his brother (Obit., MNRAS, 63 (1903), 199; Grace’s Guide).

Makers/Manufacturers

Observatories

Astronomy Groups

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