Up early and at Bn. H.Q. at 9 AM to meet O.C. Given Scheme to work out for Company Attack. Went up to ST. PERRIE front with Mr. PITHER. Reconnoitred from ? & Red Line Trenches. Walked about 10 miles. Got back about 3 PM. Wrote letters to Mona and to Mrs. Rutledge. Beautiful day. Not too cold. Had Company on bath parade.