• Thumbnail for Paul Robert Kollibay
    Paul Robert Kollibay (4 July 1863 – 5 November 1919) was a German lawyer and ornithologist. He specialised in the birds of Upper Silesia and his collection...
    3 KB (315 words) - 23:41, 15 September 2024
  • Walter Koelz – US Alexander Koenig – Germany Maria Koepcke – Peru Paul Robert Kollibay – Prussia Elizabeth Kozlova – Russia Niels Krabbe – Denmark K. S...
    31 KB (3,043 words) - 21:34, 19 December 2024
  • Thumbnail for Prudnik
    activist, publisher and teacher Paul Ehrlich (1854–1915), Nobel Prize-winning physician and scientist Paul Robert Kollibay (1863–1919), lawyer and ornithologist...
    37 KB (3,645 words) - 08:32, 20 November 2024