In 1948 he went there for a short time as an honorary professor of economic history.

The honorary professor, only 54 years old, has a small pension and a measure of freedom.

He has been appointed honorary visiting professor by 12 universities.

In 1853 he was made an "honorary professor" with no entitlement to a salary.

After that, he lived in Tübingen as an honorary professor.

He became honorary professor at the College of France in 1906.

In 1838, he became an honorary professor of organ at the Conservatory.

He was also appointed honorary professor in 1977 by president Kekkonen.

He was promoted to professor in 1907 and became an honorary professor after 1914.

He was nominated times after honorary professor and benefited with a fair retirement.