The Schultze Turm, a very substantial German O.P. enclosed in "Somerset Farm." An inscription states that it was built in six weeks.

PLATE XXVI.

AN O.P.

A British double O.P. between Bethune and La Bassée. The buildings which once concealed it lie round it in a heap, but the towers have still some substance.

PLATE XXVII.

MERVILLE.