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On Solar Clocks and Quadrants. Image 7.
Orance Fine
Illustration of a solar clock associated with instructions on its use. Pg 192.
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On Solar Clocks and Quadrants. Image 8.
Orance Fine
Book's title page and frontispiece. Includes illustrations of mythical figures as well as the publisher's icon.
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On Solar Clocks and Quadrants. Image 9.
Orance Fine
Reverse side of an astrolabe showing the directions of Aries, Cancer, and Libra. Pg 168.
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Ioannis de Sacrobusto Libellus de sphaera : accessit eiusdem autoris computus ecclesiasticus, et alia quaedam in studiosorum gratiam edita / cum praefatione Philippi Melanthonis. Image 1.
Joannes de Sacro Bosco
Title page/frontispiece. Image of a celestial globe with external band showing the signs of the zodiac.
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Ioannis de Sacrobusto Libellus de sphaera : accessit eiusdem autoris computus ecclesiasticus, et alia quaedam in studiosorum gratiam edita / cum praefatione Philippi Melanthonis. Image 2.
Joannes de Sacro Bosco
Colored image of a celestial map showing star patterns around the Earth.
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Ioannis de Sacrobusto Libellus de sphaera : accessit eiusdem autoris computus ecclesiasticus, et alia quaedam in studiosorum gratiam edita / cum praefatione Philippi Melanthonis. Image 3.
Joannes de Sacro Bosco
Diagrams showing a small figure studying the stars while standing on the Earth's surface.
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Ioannis de Sacrobusto Libellus de sphaera : accessit eiusdem autoris computus ecclesiasticus, et alia quaedam in studiosorum gratiam edita / cum praefatione Philippi Melanthonis. Image 4.
Joannes de Sacro Bosco
Diagram showing a small figure viewing the sun, moon, and stars from the surface of the Earth. Notice each of the celestial bodies have faces. On the right side there is an interactive astrolabe-type object that readers can actually operate.
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Ioannis de Sacrobusto Libellus de sphaera : accessit eiusdem autoris computus ecclesiasticus, et alia quaedam in studiosorum gratiam edita / cum praefatione Philippi Melanthonis. Image 5.
Joannes de Sacro Bosco
Interactive illustration of a round instrument intended to diagram the roundness of the Earth. The paper instrument is illustrated with two figures and foliage towards the bottom.
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Ioannis de Sacrobusto Libellus de sphaera : accessit eiusdem autoris computus ecclesiasticus, et alia quaedam in studiosorum gratiam edita / cum praefatione Philippi Melanthonis. Image 6.
Joannes de Sacro Bosco
Diagrams showing how one sees an object across the roundness of the Earth's surface. On the right, a diagram showing how to observe celestial bodies from the surface of the Earth.
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Ioannis de Sacrobusto Libellus de sphaera : accessit eiusdem autoris computus ecclesiasticus, et alia quaedam in studiosorum gratiam edita / cum praefatione Philippi Melanthonis. Image 7.
Joannes de Sacro Bosco
Diagram of the zodiac signs surrounding the Earth with a small, interactive pointer, including a small image of a smiling sun.
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Ioannis de Sacrobusto Libellus de sphaera : accessit eiusdem autoris computus ecclesiasticus, et alia quaedam in studiosorum gratiam edita / cum praefatione Philippi Melanthonis. Image 8.
Joannes de Sacro Bosco
Diagrams showing the way constellation shapes and images are projected from the round Earth. Indicates to reader how to measure angles to celestial bodies from the Earth.
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Ioannis de Sacrobusto Libellus de sphaera : accessit eiusdem autoris computus ecclesiasticus, et alia quaedam in studiosorum gratiam edita / cum praefatione Philippi Melanthonis. Image 9.
Joannes de Sacro Bosco
Diagram of a celestial globe with the Earth at the center and 'space' indicated by lines surrounding the Earth. "Another figure respecting the distinction of zones, by which the causes of their distribution together can be discerned both in heaven and in Earth."
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Unterweisung der Messung. Image 10.
Albrecht Dürer
Diagram showing principles of angles and perspectives relative to a person's height. Pg. 181.
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Unterweisung der Messung. Image 2.
Albrecht Dürer
Print showing a perspective drawing of a lute. One figure teaches the other figure.
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Unterweisung der Messung. Image 3.
Albrecht Dürer
Diagram demonstrating the geometry of lines. Pg. 9.
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Unterweisung der Messung. Image 4.
Albrecht Dürer
Diagram demonstrating the geometry of circular lines. Pg. 13.
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Unterweisung der Messung. Image 5.
Albrecht Dürer
Diagrams demonstrating the geometry of triangles and circles. A figure is on the right demonstrating angles from human perspectives. Pg. 33.
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Unterweisung der Messung. Image 7.
Albrecht Dürer
Images showing tessellations from shapes. Pg. 60-61.
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Unterweisung der Messung. Image 8.
Albrecht Dürer
Diagram showing the angles and proportions of a architectural structure. Pg. 88.
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Unterweisung der Messung. Image 9.
Albrecht Dürer
Diagrams showing the geometry of letters. Pg. 126-127.
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The Poeticon astronomicon : being the illustrious astronomer's exposition of the lore of the world and the heavenly sphere, together with the stories of the planets and constellations. Image 10.
Gaius Julius Hyginus
Image of the constellation of Gemini. Pg. 101.
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