The sun's companions : the heliocentric orbits of mercury and venus : Reykjavík, Stofnun Árna Magnússonar, GkS 1812 4to, fol. 10v (1315-c. 1400)
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Format: | Text |
Language: | unknown |
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Schweizerische Gesellschaft für Skandinavische Studien
2017
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Online Access: | https://dx.doi.org/10.5169/seals-858065 https://www.e-periodica.ch/digbib/view?pid=bnp-001:2017:59::375 |