Marched at 6 arriving Manila 8.30. Waited till 10.30 when order rec’d to proceed to points on R.R. north of Manila where there was trouble. Left 3.30, two companies & Hdqrs going to Bacane [Bocaue?] & McCaskey’s & my Co. to Biyan [Biñan?]. Arrived 5.30 & rec’d Co. of 16th who had just had skirmish with enemy. Placed outposts & spent night –had terrific attack diarrhoea which was made worse by piles developed on S. Mateo trip.