 Lessing-Othmer

Lessing-Othmer is a romanisation of Mandarin Chinese that was once used by Germans written by F. Lessing and Dr. W. Othmer, who in 1912 printed their book "Lehrgang der nordchinesischen Umgangssprache" (Course in the North Chinese Colloquial Language) in Qingdao () whilst it was a German colony in 1912 through the "Deutsch-Chinesische Druckerei und Verlagsanstalt.