_Monday, September 14._--In line of battle at Culpepper Court House. The cavalry still fighting near the Rapidan.
_Tuesday, September 15._--Culpepper Court House. Cannonading going on since morning.
_Wednesday, September 16._--Culpepper Court House. At nine o'clock A. M., orders came for the Third division, our battery and Battery B, to advance. We marched through the town to Cedar Mountain, General Pope's battle ground, and occupied the hill during the evening and night, in line of battle. We could see the rebel artillery fire on our cavalry at Raccoon Ford. Marched eight miles to-day. A very cold night.
_Thursday, September 17._--Cedar Mountain. Left at ten o'clock, A. M., marching only three miles. Heavy skirmishing was going on during the afternoon at Robinson's Creek. The rebels are in strong force on the Rapidan. Our battery went to camp near the woods in the evening. A heavy fall of rain all night.
_Friday, September 18._--Near Robinson's Creek. Two deserters, of the Fourteenth Connecticut regiment, were shot to-day, in presence of the Third division, Batteries A and B, Rhode Island. At the same time a fight was going on near the Rapidan.
_Saturday, September 19._--Near Robinson's Creek. We changed camp. The battery was hitched up until four o'clock P. M. Quiet until
_Tuesday, September 22._--A cavalry fight took place on the other side of Robinson's Creek.
_Wednesday, September 23._--Robinson's Creek. Fighting going on all the afternoon. We can see the troops manoeuvring on the other side of the creek. Artillery was firing rapidly. Afterwards we found out that Kilpatrick's cavalry returned from a reconnoissance, the enemy disputing his passage fiercely.
_Thursday, September 24._--Robinson's Creek. The battery was paid off for two months service. New clothes were issued in the afternoon.
_Sunday, September 27._--The Eleventh and Twelfth corps are leaving the Army of the Potomac, going to join the Western army.
_Tuesday, September 29._--Our battery, without the caissons, turned out this afternoon under cover of the woods, to Robinson's Creek, to support the cavalry, they making a dash on the rebel picket lines towards evening, which was done in good style. We did not fire, and returned to camp at dark.