May have already been scanned. and See Joseph Armstong Baird Jr.'s California's Pictorial Letter Sheets, 1849-1869, no. 26.
Publisher:
Britton & Rey
Subject (Topic):
Chinese Americans --West (U.S.) --Pictorial works, Chinese --California, Gambling--California--Pictorial works, and Gold miners--California--Pictorial works
Indians. The figures are identified on the bottom of the print. Col. Wine Coope, Indian Comr. U.S.A. and John Smith interpreter speaking with Black Kettle, a Cheyenne.