John Adam Hilger
John Adam Hilger (1839-1897), scientific instrument maker
1839 Johann Adam Hilger was born in Darmstadt, Germany[1]
1859 Arrived in London from Rotterdam[2]
Briefly worked for Leon Foucault in Paris.
Formed a partnership with his brother Otto. [3]
1871 Johan A. Hilger 32, living in Whitechapel, a Philosophical Instrument maker, with his daughter, Pauline J M Hilger 5, his wife, Margaret F. Hilger 27, and his brother, Otto Hilger 21[4]
1874 Established business as Adam Hilger[5].
1881 Philosophical instrument maker, employing 8 men, living in Tottenham Court Road, London with his wife Celine Hilger 36 and daughter, Martha Hilger 10 months[6]
1891 Optician, living in St Pancras with Celine Hilger 42, Martha Hilger 10[7]
1897 Died in Brighton[8]