Star Science Brief

National Astronomical Observatory Second Meridian Mark Room

National Astronomical Observatory Gautier Meridian Circle Building

National Astronomical Observatory First Meridian Mark Room

Transit Instrument (13.5 Cm) Made in Germany in 1880

National Astronomical Observatory Repsold Transit Instrument Building

National Astronomical Observatory Old Library and Storehouse

National Astronomical Observatory Great Equatorial Telescope Dome

National Astronomical Observatory Solar Spectrograph Building

National Astronomical Observatory Guard House

National Astronomical Observatory Main Gate