Wikimedi'Òc

JohanKjeldahl in 1883.jpg - Alpha.prim~commonswiki

Parnas wagner.jpg - Panek

Original Kjeldahl-Apparatus 1883 Woodcut by Rosenstand (1838-1915).jpg - Jacek Halicki

Johan Kjeldahl (1848-1900) - Painting by Otto Haslund (1842-1917).jpg - UW

Johan Kjeldahl (1848-1900) - Painting by Otto Haslund (1842-1917) - Color version.jpg - UW

Kjeldahl.jpg - Giancarlodessi

Kjeldahl3.JPG - Jimmy Xu

Kjeldahl prinzip.png - File Upload Bot (Magnus Manske)

J. Kjeldahl - Neue Methode zur Bestimmung des Stickstoffs in organischen Körpern - Zeitschrift für analytische Chemie 1883.jpg - File Upload Bot (Magnus Manske)

Kjeldahl's distillation.svg - Jeffrey Kim

Otto and Frans Schwartz and Johan Kjeldahl by Neuhaus.jpg - Urbandweller

Bulletin (1898) (19800043274).jpg - Fæ

Medical diagnosis for the student and practitioner (1922) (14761416996).jpg - Fæ