Title
Hevelius observing through refracting telescope
Caption
Hevelius observing through refracting telescope on stand fitted with quadrant and plumb-bob so altitude of object observed could be noted. From Johannes Hevelius "Selenographia" Gedani (Gdansk/Danzig) 1647
Date
1647
Credit line
Photo12/Ann Ronan Picture Library
Reference
ARP07104_460001482
License type
Rights managed
Available size
30,5Mb (2,6Mb) / 10,0in x 11,8in / 3006 x 3543 (300dpi)