painter. Janssen was born in Düsseldorf, son of the engraver Tamme Weyert Theodor Janssen [de] (1817–1894), by whom he was first instructed before studying...

Student at Jörg Immendorff) Johann Peter Theodor Janssen (1858–1864 Student, 1877– Professor) Peter Tamme Weyert Janssen (1923–1925 Student) Rudolf Jordan (1833–1840...