...s up the Tickafaw river, and disembarking take the enemy in flank and rear. Colonel Smith was ordered to proceed to a point three miles from Ponchatoula, and when he should hear three guns fired by Colonel Clark --the signal that he was in the enemy's rear — to commence the attack. On Monday morning, March twenty-third, in a pelting rain, the Zouaves commenced their march over the trestle-work of th...