Camera Obscura
circa 1800
circa 1800
1800
1800
1800
1800
1800
1800
1800
1800
1800
2200-2000 BCE
1939-45
1949-60
1979-80
circa 1800
1800
circa 1800
1901-23
1901-23
1800
1800
1800
1800
1800
1800
1800
1800
1801
1801
1800
1800
1800
1783; 1914
1950-59
1800
circa 1800
circa 1800
4000-30 BCE
4000-30 BCE
1936-37
4000-30 BCE
1975-1685
4000-30 BCE
4000-30 BCE
1800
1988, model; 1701-1800, original
1784 (original); 1986 (model)
1401-1500 (original); 1960 (model)
1897; 50 CE
180-220 CE