Grace's Guide

British Industrial History

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 148,470 pages of information and 233,895 images on early companies, their products and the people who designed and built them.

Herman Dirs Mertens

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1819 Born in Clapton, Middx[1]

1854 Of Millwall, manufacturing chemist, with Alexander Angus Croll, William Daniel Owen of Millwall, and Richard Laming of the same place, manufacturing chemists, petitioned for extension of Croll's 1840 gas cleaning patent[2]

1861 Herman Dirs Mertens 41, solicitor, lived in Margate with Emma Dirs Mertens 12 Horman Deane Mertens 10, Louisa C D Mertens 8, Julia M Mertens 6, Owen D Mertens 5 and his sister Sophia D Mertens 30[3]

1895 Died in East Preston

See Also


Sources of Information

  1. BMD
  2. London Gazette 7 Feb 1854
  3. 1861 census