Title
Instruments for timekeeping and direction
Caption
Instruments for timekeeping and direction finding in the Islamic world / based on shadow and twilight phenomena depending on the position of the sun.
Credit line
Photo12/Ann Ronan Picture Library
Reference
ARP11A02_382
License type
Rights managed
Available size
50.2Mb (1.9Mb) / 14.5in x 13.4in / 4350 x 4032 (300dpi)