Statistics for occurrence #1 of “Cumberland, Md.” in chapter 18 of Frederick H. Dyer, Compendium of the War of the Rebellion: Regimental Histories:

... 1862 (Cos. G, H, I, K ). (Co. K ordered to Washington, D. C., August 19, 1861. Attached to Landers' Command, Army of the Potomac, to March, 1862. Duty at Williamsport, Hancock and Cumberland, Md. ) Hatch's Cavalry Brigade. Dept. of the Shenandoah, to June, 1862. Cavalry Brigade, 2nd Corps, Pope's Army of Virginia, to September, 1862. Cavalry Brigade, 11th Army Corps, Army of the Potoma...
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