From Thomas A. Harris CSR, M331, National Archives

Battery No. 9 Head Qrts 20th Battalion
Heavy Artillery, Sept. 21st ‘62

Surgeon E. S. Gaillard,
Medical Director
        Sir,
                I have the honor to report that I have inspected the 20th & 18th Battalions of Heavy Artillery, stationed respectively at Batteries 9-10 & 4-5. My appointment as Surgeon dates from the 15th of May, ‘62. I have at Batteries 5-4 & 10 small hospitals established by me for the use of the Sick of the above named commands. They are entirely self sustaining. I am assisted in the 20th Battalion by Asst. Surgeon Thos. Smith appointed 14th of August with the rank of Capt. [,] Dr. George Hammond contract Surgeon Acting Assistant Surgeon assists me in the 18th Battalion. The 20th Battalion is 700 men. The 18th numbers 410 men exclusive of officers. Dr. Hammond’s rate of compensation is $100 per month.

I am Respectfully,
T. A. Harris