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PDF Foster, Samuel ; Brahe, Tycho ; Kepler, Johannes: Stellae fixae, quas Tycho, ad mille, in catalogum congessit et Keplerus Tabb. Rudolphinarum operi adnexuit ad annum incarnationis 1671. Adservatis eisdem [...] PDF De astroscopio PDF De instrumentis planetariis PDF Observationes eclipsium PDF Ratio facillima computandi altitudinem solis horariam ad quamlibet latitudinem, struendis tabulis altitudinum commodissima PDF The geometrical square PDF Mr. Samuel Foster his precepts concerning refracted dials PDF The whole art of reflex dialling, shewing the way to draw all manner of dialls which shall shew the hour by a spot of light reflected from a glasse upon any cieling, or other object whatsoever, without any respect had to the axis of the world, either projected or reflected ... PDF A short treatise of fortifications PDF Lemmata Archimedis apud Graecos & Latinos iam pridem desiderata e vetusto codice M.S. arabico PDF Problemata geometrica varia PDF Problematum quorundam mathematicorum, de triangulis tam rectangulis quam obliquangulis, analytica solutio et constructio PDF Aequations arising form a quantity divided into two unequal parts: and the second book of Euclides elements, demonstrated by species