Ferdinand Tiemann (1848–1899)
Born 1848 CE, died 1899 CE.
Johann Karl Wilhelm Ferdinand Tiemann (June 10, 1848 – November 14, 1899) was a German chemist and together with Karl Reimer discoverer of the Reimer-Tiemann reaction.
Text from the Wikipedia article Ferdinand_Tiemann, licensed CC BY-SA 4.0.