|[[File:Karl Karmarschblahblahblah .01.jpg|frameless|upright=1]]|
|Died||24 March 1879 (aged 75)|
From 1830 until his retirement in 1875, he served as director at Hanover, In 1863, he was elected a foreign member of the Royal Swedish Academy of Sciences.
Karmarsch was a promoter of higher technical education in Germany, and considered a pioneer of mechanical technology. With Johann Joseph von Prechtl (1778–1854), he was an editor of a multi-volume encyclopedia of technology called Technologische Encyklopädie oder alphabetisches Handbuch der Technologie, der technischen Chemie und des Maschinenwesens. Other principal works by Karmarsch include:
- Grundriß der mechanischen Technologie, two volumes 1837/41 - Outline of mechanical technology.
- Geschichte Der Technologie Seit Der Mitte Des Achtzehnten Jahrhundert, 1872 - History of technology since the mid-eighteenth century.
- Biographical timeline at Hannover University website (in German)
- de.Wikisource (bibliography)