Justus von Liebig, pioneer in organic chemistry and educator, was born May 12, 1803 in Darmstadt, Germany.

He is considered one of the founders of organic chemistry and sometimes described as the “father of the fertilizer industry”. He developed important analytical methods, devised a manufacturing process for beef extracts, and founded the journal Justus Liebig’s Annalen der Chemie. In addition, he modernized chemistry education with systematic teaching methods, combining lectures and laboratory work, and is regarded as one of the great chemistry teachers. Many notable chemists were among his students.
Justus von Liebig: Great Teacher and Pioneer in Organic Chemistry and Agrochemistry – ChemistryViews

Justus von Liebig (1803-1873), chemist and naturalist
From Germany’s 150th birthday of Justus von Liebig
Issued 1953
Designer: Leon Schnell

Birth Bicentenary of Justus von Liebig
Issued by Germany in 2003
Designer: Gerhard Lienemeyer