From Yauco to Las Marias

2. Two companies of infantry, one platoon of artillery, and two Gatling guns will constitute the advance-guard. A pioneer detachment, consisting of one non-commissioned officer and eight men, to be carefully selected from the advance-guard, will march with the reserve, and will be under the direction of the engineer officer of the brigade. The requisite tools will be carried on a cart. Upon arriving in camp, the advance-guard will immediately establish the outpost.

3. The main body will consist of nine companies of infantry, one battery and two platoons of artillery, and two Gatling guns.

4. The trains following the main body will be under the direction of the brigade quartermaster, and their order of march will be:--

Hospital train. Ammunition column. Supply and baggage wagons.

The rear-guard will be composed of one company of infantry. A detachment from it will protect exposed flanks of the train. If horses can be procured for them, the commanders o