Used with
permission of Maiken Naylor, University at Buffalo, Buffalo, NY, USA,
http://ublib.buffalo.edu/libraries/units/sel/exhibits/stamps
Justus von Liebig (1803-1873) worked in quantitative organic analysis and was the great chemistry teacher of the 19th century. He founded a laboratory in Giessen where research methods were taught. His research into chemical fertilizers earns him a spot on the East German stamp on the right.