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)
niamus,& in ea primum Sphceticos ( fiue horarios ) proqcere ad Cylin* drum,qui axi mundano fit acquabilis,indeadnormalem,In obliqua uero contenti erimus ea defignatione,quae fit adipfi Horizonti normaIem,in* tellfgcntes idem & de aequabili.exceptis paucis, de quibus etiam fuoloco monebimus. Ad… … gratia.
Sundials -- Early works to 1800
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