– C ource lette , ▁ 1 / 4 th ▁Lond ons ▁were ▁to ▁follow ▁the ▁assault ▁of ▁ 1 6 7 th ▁( 1 st ▁London ) ▁B de ▁towards ▁Bou le aux ▁Wood ▁and ▁then ▁' le ap - f rog ' ▁through ▁it ▁onto ▁the ▁German ▁third ▁line . ▁The ▁attack ▁went ▁in ▁at ▁ 0 6 . 2 0 ▁on ▁ 1 5 ▁September , ▁and ▁ 1 / 4 th ▁Lond ons ▁left ▁their ▁b iv ou acs ▁at ▁ 0 9 . 0 0 . ▁Progress ▁was ▁slow ▁due ▁to ▁mud ▁and ▁German ▁shell fire , ▁and ▁the ▁batt alion ▁was ▁re called ▁before ▁it ▁had ▁got ▁far , ▁when ▁the ▁rest ▁of ▁the ▁failed ▁attack ▁was ▁cancel led . ▁It ▁was ▁the ▁same ▁story ▁when ▁the ▁division ▁made ▁a ▁second ▁attempt ▁on ▁ 1 8 ▁September : ▁this ▁time ▁the ▁batt alion ▁came ▁under ▁heavy ▁German ▁fire , ▁lost ▁a ▁good ▁many ▁men , ▁and ▁had ▁to ▁shelter ▁in ▁mud dy ▁shell - c rat ers ▁until ▁the ▁attack ▁was ▁called ▁off . ▁When ▁it ▁was ▁renew ed ▁on ▁ 2 5 ▁September ▁( the ▁Battle ▁of ▁Mor val ) ▁the ▁ 1 / 4 th ▁Lond ons ▁were ▁the ▁right ▁assault ing ▁batt alion ▁of ▁ 1 6 8 th ▁B de , ▁task ed ▁with ▁clear ing ▁the ▁northern ▁end ▁of ▁Bou le aux ▁Wood . ▁B ▁and ▁C ▁Comp an ies ▁went ▁over ▁the ▁top ▁at ▁ 1 2 . 4 2 ,