Leuschner Observatory was created in 1886.
Wilhelm Leuschner died in 1944.
Wilhelm Leuschner was born in 1890.
Michael Leuschner was born in 1948.
Armin Otto Leuschner died in 1953.
Armin Otto Leuschner was born in 1868.
Morris Observatory was created in 1973.
Macfarlane Observatory was created in 1757.
Moore Observatory was created in 1978.
Behlen Observatory was created in 1972.
Jura Observatory was created in 1993.
Detroit Observatory was created in 1854.
Sphinx Observatory was created in 1937.