Statistics for occurrence #1 of “S. D.” in page 638 of Benson J. Lossing, Pictorial Field Book of the Civil War. Volume 3.:

...of the Potomac, 2.416; raid of in the rear of Pope, 2.451; at Manassas Junction, 2.454; his incursion to Chambersburg, 2.484; escape of from a perilous position, 3.104; death of, 3.312. Sturgis, Gen. S. D. , at the battle of Wilson's Creek, 2.53; defeat of near Gun Town, 3.247. Suffolk, siege of, 3.41-3.44. Sumner, Gen., at the battle near Fair Oaks Station, it 412; at the battle of Fredericksbu...
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