
model of equatorially mounted circles (Chakra Yantra)
1884-1886
1884-1886
1884-1886
1889-1892
1950-1951
1884-1886
1892
1843-1857
1790
1884-1886
1884-1886
1884-1886
1915
1884-1886
1884-1886
1920-1925
1884-1886
1884-1886
1986 (model)
1952 (original)
1884-1886
1884-1886
1950
2000
1876