American lawyer and diplomat who later engaged in iron and coal interests in Pennsylvania. Original crystal-clear 2.25 x 4 carte-de-visite photo of Watts seated with his walking stick and top hat on his lap by Hanns Hanfstaengl of Dresden, signed in the lower border in black ink, “Yours truly, H. M. Watts, Dresden, Oct. 1864.” In fine condition, with a couple small areas of surface loss along top of image. RR Auction COA.