Telling time at night using a nocturnal. The hour is obtained by measuring the angular position of the imaginary line joining the 'pointers' in the constellation of the Plough to the Pole Star. From Peter Apian "Cosmographia", Antwerp, 1539
RMID:Image ID:HTMKFP
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Photo 12 / Alamy Stock PhotoImage ID:
HTMKFPFile size:
24.8 MB (553.4 KB Compressed download)Releases:
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3543 x 2448 px | 30 x 20.7 cm | 11.8 x 8.2 inches | 300dpiDate taken:
1539Photographer:
Photo12/Ann Ronan Picture LibraryMore information:
This image could have imperfections as it’s either historical or reportage.