Statistics for occurrence #1 of “Pa.” in chapter 43 of Frederick H. Dyer, Compendium of the War of the Rebellion: Regimental Histories:

...nt). Regiment engaged in scouting, picket and outpost duty and guarding Baltimore & Ohio Railroad in West Virginia till March, 1862. Expedition to Blue's Gap January 6-7. Hanging Rock Pa. s, Romney, January 7. Bloomery Gap February 13. Bloomen February 15. Advance on Winchester, Va., March 5-12 (Cos. C, E and L ). Phillippi March 20 (4 Cos.). Battle of Winchest...
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