The year after Engel returned to Leipzig from Christiania, Lie was appointed to succeed Klein and the collaboration of Lie and Engel continued.
Ang taon pagkatapos ng Engel ibabalik sa Leipzig mula sa Christiania, humiga / magsinungaling ay hihirangin upang magtagumpay Klein at ang pakikipagtulungan ng humiga / magsinungaling at Engel patuloy.