Mechanic Paper

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Astronomical calendar, by Nicholas of Lynn, ca. 1324 / Sacred Geometry <3

Astronomical calendar, by Nicholas of Lynn, ca. 1324 / Sacred Geometry <3

Cartographies of Time: A Visual History of the Timeline | Brain Pickings Discus chronologicus by German engraver Christoph Weigel, published in the early 1720s, is a paper chart with a pivoting central arm. Rings represent kingdoms, radial wedges represent centuries, and the names of kingdoms are printed on the moveable arm.

Cartographies of Time: A Visual History of the Timeline

Cartographies of Time: A Visual History of the Timeline | Brain Pickings Discus chronologicus by German engraver Christoph Weigel, published in the early 1720s, is a paper chart with a pivoting central arm. Rings represent kingdoms, radial wedges represent centuries, and the names of kingdoms are printed on the moveable arm.

“This work helps chart, with numerous volvelles, the movements of the heavenly bodies by the methods of Regiomontanus. Published soon after the papal bull of 1586 forbidding astrology, Gallucci nonetheless asserts the importance of the rational, scientific investigation of the heavens.”     Giovanni Paolo Gallucci, Speculum Uranicum, Venice: Damianus Zenarus, 1593

“This work helps chart, with numerous volvelles, the movements of the heavenly bodies by the methods of Regiomontanus. Published soon after the papal bull of 1586 forbidding astrology, Gallucci nonetheless asserts the importance of the rational, scientific investigation of the heavens.” Giovanni Paolo Gallucci, Speculum Uranicum, Venice: Damianus Zenarus, 1593

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Instrument-maker Gemma Frisius devised a volvelle for inclusion in Peter Apianus' 1524, Cosmographia

Instrument-maker Gemma Frisius devised a volvelle for inclusion in Peter Apianus' 1524, Cosmographia

BRL RADIAC Calculator No. 1 (ca 1952-1956)

BRL RADIAC Calculator No. 1 (ca 1952-1956)

Nuclear slide rules and dials

Nuclear slide rules and dials

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Smith Chart slide rule

Slide Rules, Nomographs, and Calculators

Smith Chart slide rule

Ad Astra's Myspace Profile. According to Rick Thompson (tytoalba on Flickr), he has 'always been fascinated by volvelles, or the information wheels used to organize information in an interactive way'.  He 'wanted to use one to break out of the usual grid/table format of myspace profiles'. He 'combined the volvelle idea with an orrery...and came up with this' (view www.myspace.com/tytoalba)

Ad Astra's Myspace Profile. According to Rick Thompson (tytoalba on Flickr), he has 'always been fascinated by volvelles, or the information wheels used to organize information in an interactive way'. He 'wanted to use one to break out of the usual grid/table format of myspace profiles'. He 'combined the volvelle idea with an orrery...and came up with this' (view www.myspace.com/tytoalba)

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