Subject
- Astronomy--Early works to 180024
- Geometry--Early works to 180019
- Mathematics -- Early works to 180018
- Landscape photography13
- Medicine--Early works to 180012
- Astronomy, Arab10
- Historic buildings9
- Arithmetic -- Early works to 19007
- Mosques6
- Astronomy, Medieval5
- Algebra -- Early works to 18004
- Astronomy, Greek4
- Astronomy--Mathematics4
- Optics -- Early works to 18004
- Mausoleums3
- Minarets3
- Physics--Early works to 18003
- Astronomical instruments2
- Burning-mirrors2
- Cosmology -- early works to 18002