...r the canister fire of the batteries on the crest, the ranks began rapidly to thin and officers to fall, but the advance was steady. General Trimble, riding with his line, then 100 yards in rear of Pettigrew , said: Notwithstanding the losses as we advanced, the men marched with the deliberation and accuracy of men on drill. I observed the same in Pettigrew's line. The enemy's batteries were on the ...