I.G. S.M. lecturing on our 26 cwt. howitzer. " The recuperator filled with a mixture of 50% glycerine & 50 % water & 4% caustic soda" Attend morning "strafe" on 28th shoot. Lecture on shells & fuses. Grand concert by 133rd Siege Btry. - very good talent indeed. Usual routine - don't quite know what I am doing LO. & ROs out in afternoon, who make a lamentable failure of laying out lines of fire. Observation - on line OT - Instrumental observation. Rush off & meet Sharp at Ashford - ceremony of placing battle flags of the 'Kent' in Canterbury Cathedral in progress - motor to Wickhambreaux - Mrs. Sharp very nice. P.O. old manor of Black Prince's wife. Spend day quietly - consult Dr.Morris about my condition.