arum motu,nocl:urno tempore ho rae venandae fint, paucis abfoluam : Fi at primu rotula par* ua cummanubrio in fimilitudine rotulae fequentis,quam di uide in vigintiquattuor horarum fpacia.His perfeciis,«pta* bis regulam feu indicem in longitudine tanta vt a centro ro tutevltra limbum… … Vfus huius Inftrumcnri. N ftellifera ncfhs claritate fubleua rotulacummanubrio verfusfeptentrionem,& moue rotulam huc8Ulluc, donec radius vifualis ab octlo tuo per centrum inftrumeti ad ftel lam polarem tranfeat S fimiliter extra rotulam idem radius 1 ad extremas duas ftellas maioris vrfe^ feu…
Cosmography · Geography
Internet Archive · John Carter Brown Library · Public domain (published before 1931). Free to use for anything.
![An illustration from 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)](https://img.insideoutlibrary.com/img/200/ia-gri_33125009484227-199-0.webp)
![An illustration from Quadrans Apiani astronomicus et iam recens inuentus et nunc primum editus. : Huic adiuncta sunt [et] alia intrumenta obseruatoria perinde noua . (1532)](https://img.insideoutlibrary.com/img/200/ia-quadransapianias00apia-31-0.webp)
![An illustration from VIrtVosIVs pantheon, Deo & sanCtIs ereCtVM, id est, Sermones panegyrici de praecipuis sacrorum ordinum fundatoribus, patriarchis, aliisque terrarum patronis, ad normam & formam Psalmo-graphi, Psal. 148.v.I : LaVDate IpsVM In eXCeLsIs : insertis nonnullis festis de B.M.V. de circumcisione Domini &c. & duodecim signis praedestinationis, quorum singula singulis mensibus praefiguntur cum symbolis chrono-graphicis, & figuris = Das ist, Lob-Predigen von denen fürnehmsten heil. Ordens-Stifftern, Patriarchen, und andern heiligen Lands-Patronen : dann auch auff etwelchen Mariae-Festtägen, und von denen 12. Zeichen der göttlichen Gnaden-Wahl, deren jedes jedem Monat vorgesetzt wird : pars [I-III] (1723)](https://img.insideoutlibrary.com/img/200/ia-virtvosivspanthe00brez-73-16.webp)