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<title>The Medici and science</title>
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<a href="emed.asp?c=70001">THE EARLY MEDICI</a>
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<a href="emed.asp?c=70005">COSIMO I</a>
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<a href="emed.asp?c=70009">FRANCESCO I</a>
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<a href="emed.asp?c=70010">FERDINANDO I</a>
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<a href="emed.asp?c=70015">FERDINANDO II</a>
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<a href="emed.asp?c=70016">THE LAST MEDICI</a>
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<a href="emed.asp?c=70005">Defending the State and Surveying the Territory</a>
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<a href="emed.asp?c=70006">"Kosmos": the Map Room in Palazzo Vecchio</a>
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<a href="emed.asp?c=70008">The Astronomical Observatory of Santa Maria Novella</a>
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<h5>Horary quadrant</h5>
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<p class="Normal-H" style="text-align:justify;text-justify:inter-ideograph;">1556<br/>
<span style="font-style:italic;">Lignum</span>
<span style="font-style:italic;"> vitae</span>; radius 16,7 cm<br/>Florence, Istituto e Museo di Storia della Scienza, inv. 2521</p>
<p class="Normal-H" style="text-align:justify;text-justify:inter-ideograph;">The instrument, dedicated to Cosimo de&#8217; Medici, carries on the<span style="font-style:italic;"> recto</span> a dial for the Italic hours, while on the <span style="font-style:italic;">verso</span> a perpetual calendar.</p>
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<a href="emed.asp?c=70039"><img src="https://vitruvio.imss.fi.it/foto/mediciscienze/70039_60q.gif" alt="Fra&#8217; Mauro da Firenze, Sphera volgare novamente tradotta" width="60" height="60" class="thumbnail"/></a><a href="emed.asp?c=70040"><img src="https://vitruvio.imss.fi.it/foto/mediciscienze/70040_60q.gif" alt="Francesco Ghisolfo, Nautical atlas" width="60" height="60" class="thumbnail"/></a><a href="emed.asp?c=35426"><img src="https://vitruvio.imss.fi.it/foto/mediciscienze/35426_60q.gif" alt="Egnazio Danti or Giovanni Battista Giusti, Astrolabe" width="60" height="60" class="thumbnail"/></a><a href="emed.asp?c=35427"><img src="https://vitruvio.imss.fi.it/foto/mediciscienze/35427_60q.gif" alt="Egnazio Danti, Instrument of the &#8220;Primum Mobile&#8221;" width="60" height="60" class="thumbnail"/></a><img src="https://vitruvio.imss.fi.it/foto/mediciscienze/35429_60q.gif" alt="Horary quadrant" class="active" width="60" height="60"/><a href="emed.asp?c=35469"><img src="https://vitruvio.imss.fi.it/foto/mediciscienze/35469_60q.gif" alt="Building clock" width="60" height="60" class="thumbnail"/></a><a href="emed.asp?c=35457"><img src="https://vitruvio.imss.fi.it/foto/mediciscienze/35457_60q.gif" alt="Matthäus Greuter, Terrestrial globe" width="60" height="60" class="thumbnail"/></a><a href="emed.asp?c=35458"><img src="https://vitruvio.imss.fi.it/foto/mediciscienze/35458_60q.gif" alt="Matthäus Greuter, Celestial globe" width="60" height="60" class="thumbnail"/></a><a href="emed.asp?c=70041"><img src="https://vitruvio.imss.fi.it/foto/mediciscienze/70041_60q.gif" alt="Antonio Lupicini, Planetary armillaries" width="60" height="60" class="thumbnail"/></a></div>
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