Primitiae gnomonicae catoptricae, hoc est, Horologiographiae nauae specularis ... (1635)
Kircher, Athanasius, 1602-1680 · Auenione : Ex typographia I. Piot ... · leaf 17
I … DE REFLEXI L V M I N I S NAT V R A E T PROPRIETATI BVS. L I B E \ P R 1 M V S. PRO OE M I V M A n t je lempcr lucidiffima illa y l&wS&f’ ^ucis eEentia , apud acutiflimos ^ lyci quofque Philofophos fuit oblcuri- tatis , vt coniedtis in eius inaccef- ^um fulgorem oculis , mox illifa oculorum acie…
Sundials
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
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