Portrait of Dr. Chao-Ming Chen
1958-03
1958-03
1850
circa 1875
1823
circa late 18th century
1769-75
1806
1953
1826
circa 1940s
mid-20th century
1815
1774
circa 1820
1853
1860
circa 1826
1827
1835
1952-06
circa 1950
circa 1945
circa 1850
circa 1920
1947-04-25
undated
undated
circa 1905-1922
circa 1910
circa 1910
circa 1912
circa 1912
circa 1912
circa 1912
circa 1905
circa 1905
circa 1907
circa 1930
circa 1920
circa 1920
circa 1920
circa 1912
circa 1899
circa 1897
circa 1897
circa 1935
circa 1935
circa 1935
circa 1890
1889-11
circa 1875
circa 1920
circa 1910
circa 1884
circa 1915
1909-09-12
1917-12
circa 1917
circa 1703
circa 1940