Statistics for occurrence #1 of “Lieut.-Col. J. M. Heck” in chapter 4 of Maj. Jed. Hotchkiss, Confederate Military History, a library of Confederate States Military History: Volume 3, Virginia:

...e, afterward the Thirty-first Virginia, under command of Lieut.-Col. William L. Jackson, of Parkersburg, former lieutenant-governor of Virginia, and the other, later the Twenty-fifth Virginia, under Lieut.-Col. J. M. Heck , a prominent lawyer of Morgantown. Leaving three companies at Huttonsville, under Porterfield, to guard his line of communication, Garnett made a forced march, on the night of June 15th, with his t...
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