Any Idea what CPT Brown this refers to?

90 Head Quarters Trans Miss District Little Rock Arks July 17, 1862 Colonel: The companies of Capts Brown and Quick of Polk and Pike counties, referred to in your letter of the 13th inst have been ordered to Pine Bluff [Arkansas]. - Genl [Thomas C.] Hindman directs that you move with those of your command to same place as soon as practicable, where, they will be organized into a regiment, with other companies, if necessary, by Col R.[Robert] G. Shaver, commanding there who is directed to consult with you as to field officers, and make recommendation through Gen [John S.] Roane. Respectfully, J. [Jerome] P. Wilson Col H. [Hiram] L. Grinstead Comdg } [line break]

9.Thomas Hindman, Telegram to Theophilus Holmes, ca. December 1862. Peter Wellington Alexander Papers, Box 5 & 6, Rare Book & Manuscript Library, Columbia University in the City of New York.