... everything was quiet until 5.30 in the afternoon, when the enemy began to shell us again. The first shell struck in our regimental headquarters, and exploded directly under our commanding officer, Colonel P. S. Davis , fatally wounding him. He died at 7 p. m. His mind was clear, and he continued to converse and give directions up to the last. The surgeon of the Thirteenth, who was sitting with him at the time, ...