Fabrica et vsvs : instrvmenti ad horologiorvm descriptionem peropportvni : accessit ratio describendarvm horarum a meridie & media nocte exquisitissima, & nunquam ante hac in lucem edita (1586)
Clavius, Christoph, 1538-1612 · Romae : Apud Bartholomaeum Grassium · leaf 48
- ribus B H , G F , feu H. F, sequalia luiit , & bafis B I , bali B F, * erunt anguli B K I, B H F , aequales . In tertia porro figura -planum propofitum per redam. C F , du dum lateri A D , in fundamento, CUI tunc reda A G , congruit, ^ Yt didum*eft, nufqiia bit, &c. , * ^ ITA QV E fi in prima… … parallelepipedi, quippe onx ipfi B H, requalis fit, efficiatque angulum A E B, h y.fexth ^ ° aequalem: propterea quod angulus B, in fundamento angulo ' A, in prima figura sequalis eft, & latera B A , A E, lateribus A B, B H, propor- tionalia, atque anguli E, H, minores redo finguli . Item fi fiat,…
Sundials
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
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