Letter
William W. Mackall to Second Lieut. D. McM. GREGG, March 1, 1861
HEADQUARTERS DEPARTMENT OF THE PACIFIC, San Francisco, March 1, 1861. Second Lieut. D. McM. GREGG, First Dragoons, Comdg. at Warm Springs Reservation, Oreg.: SIR: Your letter of February 12 has…