Illustration of the United States Naval Observatory (USNO) 26-inch (66 centimetre) Great Equatorial refracting telescope on its original mount at the Naval Observatory in Foggy Bottom, Washington DC, USA. In 1877 this telescope was used to discover Mars' two moons Phobos and Deimos. From 'Popular Astronomy' by Camille Flammarion (1880).

px px dpi = cm x cm = MB
Details

Creative#:

TOP30007390

Source:

達志影像

Authorization Type:

RM

Release Information:

須由TPG 完整授權

Model Release:

N/A

Property Release:

N/A

Right to Privacy:

No

Same folder images:

Same folder images