Orontii Finei Delphinatis, regii mathematicarvm professoris, De solaribus horologiis, & quadrantibus, libri quatuor. Sequens pagina summa librorum capita tibi expediet (1560)
OPn^ONTII yiNBI DELPH^ 53 VIII. PROPOS ITIO- O^ditefin dqmnoBltll pUno ^ yulgamm horarum dijJmfiio-» rhes^ad liberum cjuemcunque fpktrrs fitum figurcntiir^con- fecpienter demonjlrare. … tex dati loci fueritfub ipfo Aquatore, velfub M undi poloj vel inter vtrunque locatus. Qupdcunque autem horum acciderit, femper horarum intercapedines in -dlquatore per cequalia figurantur interualla: ita enim ^quatorjabipfis horariis diuiditur circulis. S V B ipfo igitur Aquatore,dimidius tantum…
Sundials
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