John P. Brock, at Headquarters, Mexico Camp Buena Vista, to Archibald Brock, at Spartapolis P. O., Rockingham County, Va., U.S., 1847 October 2, 116a7af9-4ab2-4fb8-80d6-0948fefdf50d. Special Collections Research Center. https://scrcguides.libraries.wm.edu/repositories/2/digital_objects/2488 Accessed May 21, 2024.