Computus Runicus
From Wikipedia, the free encyclopedia
The Computus Runicus refers to a runic calendar produced in 1328 and found on the Swedish island of Gotland. A transcription/description of the text - called Computus Runicus - was published in 1626 by the Danish physician and antiquarian Ole Worm (Olaus Wormius).
The document is scanned on this website: http://www.arild-hauge.com/computus_runicus.htm