Claim: Roland Scholl became the Polytechnikum's Privatdozent in chemistry in 1893 and, in 1897, became the assistant director at Technische Hochschule Karlsruhe's chemical laboratory.
Evidence: In 1893, Roland Scholl became Privatdozent in chemistry at the Polytechnikum as well as at the University of Zurich. In 1897, he became the assistant director of the chemical laboratory of the Technische Hochschule Karlsruhe (today the Karlsruhe Institute of Technology).