Some articles on einseling:

Ouvrage Einseling - History
... German 167th Infantry Division approached Kerfent, Bambesch, Einseling and T├ęting on 19 June ... The following day the Wehrmacht attacked Einseling, which was more fortunate, as it was within range of Laudrefang's 81mm mortars ... fire, along with accurate fire from Einseling's lighter weapons, broke up a German artillery attack ...