• Thumbnail for Adolphe Hirsch
    Adolphe Hirsch (21 May 1830 - 16 April 1901) was a German born, Swiss astronomer and geodesist. Adolph Hirsch was born in Halberstadt. He studied astronomy...
    7 KB (826 words) - 04:41, 12 August 2024
  • Thumbnail for Metre
    systematic errors of this device which had been noticed by Plantamour and Adolphe Hirsch. This allowed Friedrich Robert Helmert to determine a remarkably accurate...
    106 KB (11,308 words) - 18:48, 4 October 2024
  • Thumbnail for History of the metre
    systematic errors of this device which had been noticed by Plantamour and Adolphe Hirsch. This would allow Friedrich Robert Helmert to determine a remarkably...
    81 KB (15,090 words) - 13:51, 4 October 2024
  • Thumbnail for Metrication
    Johann Jacob Baeyer director of the Royal Prussian Geodetic Institute, Adolphe Hirsch founder of the Neuchâtel Observatory and Carlos Ibáñez e Ibáñez de Ibero...
    150 KB (13,654 words) - 13:08, 30 September 2024
  • Thumbnail for Neuchâtel Observatory
    founded in 1858. The first director was the German born, Swiss astronomer Adolphe Hirsch. Besides astronomical observations, the Neuchâtel observatory also works...
    5 KB (556 words) - 18:26, 2 October 2023
  • Thumbnail for Metre Convention
    They were eventually reassured when the German-born Swiss delegate Adolphe Hirsch said "no serious scientist would in our day and age contemplate a metre...
    69 KB (6,937 words) - 16:23, 13 September 2024
  • Thumbnail for Adolf
    Adolf (redirect from Adolphe (given name))
    Adolf (also spelt Adolph or Adolphe, Adolfo, and when Latinised Adolphus) is a given name with German origins. The name is a compound derived from the...
    26 KB (3,095 words) - 14:51, 9 October 2024
  • Thumbnail for History of geodesy
    Plantamour was carrying out a series of experiments with this device, Adolphe Hirsch found a way to highlight the movements of the pendulum suspension plane...
    100 KB (12,822 words) - 00:50, 28 September 2024
  • Thumbnail for Carlos Ibáñez e Ibáñez de Ibero
    according to a preliminary discussion between Johann Jacob Baeyer, Adolphe Hirsch and Carlos Ibáñez e Ibáñez de Ibero. Ferdinand Rudolph Hassler's use...
    68 KB (7,980 words) - 03:09, 11 July 2024
  • Thumbnail for Arthur Hirsch
    Arthur Hirsch (1866–1948) was a German mathematician. Hirsch completed his schooling in Königsberg in 1882 and then studied mathematics and physics in...
    5 KB (287 words) - 04:40, 27 August 2022