Portrait of Dr. Chao-Ming Chen
1958-03
1958-03
undated
undated
undated
circa 1850
undated
circa 1849
circa 1850
circa 1860
circa 1850
undated
undated
circa 1859
1850
circa 1875
1823
circa late 18th century
1769-75
1806
1953
1826
circa 1940s
mid-20th century
undated
1815
1774
circa 1820
1853
1860
circa 1826
1827
1835
1952-06
circa 1950
circa 1945
circa 1834-1852
undated
1952-12
circa 1950
1839
1839
circa 1875
circa 1815
circa 1810
1862
1825
1803
circa 1850
undated
circa 1863
circa 1850
circa 1865
undated
circa 1850-1860
undated
undated
undated
undated
circa 1860
circa 1850