Gnomonice Andreae Schoneri Noribergensis, hoc est, De descriptionibvs horologiorvm sciotericorvm omnis generis, proiectionibus circulorum sphaericorum ad superficies, cum planas, tum conuexas concauasq[ue], sphaericas, cylindricas, ac conicas, item delineationibus quadrantum, annulorum, &c. libri tres (1562)
GNOMON. ME CHANICES LIBELLVS. … finienti erigatur tabula, haec fi Meridiano Soli obieda eft ea in parte, qua fuperficiem datam refpicit,a Septentrione declinat, fi non a Meridie,duo* decima quoqj hora non femper perpendicularis eft fuperficiei, fed quan* docg ad eandem indinata.In his aute interdu utendu eft connexo , non* nunefj…
Sundials -- Early works to 1800
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
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