 Complete the following phrase:  The regiment was assigned to patrol and outpost duty on the Upper Potomac until March, 1862. It first saw action at Bellers Mill, near Harpers Ferry, West Virginia, on September 2, 1861. Pritchards Mills September 18 2 Cos.. Bolivar Heights near Harpers Ferry, October 16. Cos. C, D, I and K detached at Hancock, Md., January 530, 1862. Occupation of Winchester, Virginia, March 12. Pursuit of Jackson up the Shedoah Valley from March 24 to April 27. Guard duty on the Orange  Alexandria Railroad May 3 to 18. Battle of Cedar Mountain on August 9. Popes Campaign in Northern Virginia August 16 to September 2. Battle of Thoroughfare Gap on August 28. 2nd Battle of Bull Run on August 30. Battle of Chantilly September 1. Served in the Maryland Campaign September to October. 