DE RADIIS DlRECTlS. ^ Probattir h*cpropofitio demonftrationepracedenti ;quia quahto pyra* ftiis brevior,eo fortior; quiaangulum cOni habet obtuiiorem & majorem. Hac eriam ratiohe ftellae ob anguli coni anguftiam minimae nobis apparents Propofitio V» intefquoMelvifum&cmtrumvifmenjtyramkimagtnarUi… … Propofitio V L Rei vrjtbilis comprehenjtofitperpyramidem radio/am ; Certhficatio aufm comfrehert- ftonisjitfer axem ejnifuger rem vtfibilem tranjfcortatum* Propo*
Cosmology · Arithmetic · Geometry · Music theory · Drawing · Military art and science · Astrology · Geomancy · Pyramids · Rosicrucians · Mnemonics · Cosmology -- Early works to 1800 · Geometry -- Early works to 1800 · Astrology -- Early works to 1800 · Machinery -- Early works to 1800 · Arithmetic -- Early works to 1900 · Music theory -- Early works to 1800 · 02.00 science and culture in general · Machinery · Wetenschappen
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