جستجو به دنبال: عنوان نویسنده موضوع سری شماره رده که شروع می شود با: 10 20 30 50 100 در صفحه < سرفصل 10 قبل سرفصل 10 بعد > مرور سرفصلها # Astronomical instruments 2 SEE ALSO narrower term: Astronomical models 2 SEE ALSO narrower term: Imaging systems in astronomy 1 SEE ALSO narrower term: Sextant 1 SEE ALSO narrower term: Telescopes 38 Astronomical instruments -- Europe -- History -- 17th century. 2 Astronomical instruments -- History. 1 Astronomical instruments -- Juvenile literature. 4 Astronomical instruments -- Technological innovations. 1 Astronomical meteors -- SEE: Meteors. 27 Astronomical models 2 SEE ALSO narrower term: Planetariums 4 Astronomical models -- Juvenile literature. 1 Astronomical observations -- SEE: Astronomy -- Observations 8 Astronomical observatories 2 SEE ALSO narrower term: Orbiting astronomical observatories 9 10 20 30 50 100 در صفحه < سرفصل 10 قبل سرفصل 10 بعد >