Vitruvius, M. Vitruvii ... de architectura libri decem, ad Augustum Caesarem accuratiß conscripti: & nunc primum in Germania qua potuit diligentia excusi, atq[ue] hinc inde schematibus non iniucundis exornati

Page concordance

< >
Scan Original
131 75
132 76
133 77
134 78
135 79
136 80
137 81
138 82
139 83
140 84
141 85
142 86
143 87
144 88
145 89
146 90
147 91
148 92
149 93
150 94
151 95
152 96
153 99
154 100
155 101
156 102
157 103
158 104
159 105
160 106
< >
page |< < (221) of 373 > >|
    <echo version="1.0RC">
      <text xml:lang="la" type="free">
        <div xml:id="echoid-div246" type="section" level="1" n="189">
          <p style="it">
            <s xml:id="echoid-s4571" xml:space="preserve">
              <pb o="221" file="0275" n="275" rhead="DE ARCHITEC. LIB. IX."/>
            Solæquinoctiali tẽpore Ariete Libra{qúe} uerſando, quas ex gnomone par
              <lb/>
            tes habet nouẽ, eas umbræ facit octo in declinatione cœli quæ est Romæ.
              <lb/>
            </s>
            <s xml:id="echoid-s4572" xml:space="preserve">Item{qúe} Athenis quãmagnæ ſunt gnomonis partes quatuor, umbræ ſunt
              <lb/>
            tres. </s>
            <s xml:id="echoid-s4573" xml:space="preserve">Ad ſeptem Rhodo quing;</s>
            <s xml:id="echoid-s4574" xml:space="preserve">. At Tarentinouem adundecim. </s>
            <s xml:id="echoid-s4575" xml:space="preserve">Alexan-
              <lb/>
            driætres ad quin. </s>
            <s xml:id="echoid-s4576" xml:space="preserve">Cæteris{qúe} omnibus locis aliæ alio modo umbræ gno-
              <lb/>
            monum æ quinoctiales ab natura rerum inueniuntur diſparatæ.</s>
            <s xml:id="echoid-s4577" xml:space="preserve"/>
          </p>
          <p style="it">
            <s xml:id="echoid-s4578" xml:space="preserve">Ita in quibuſcun locis horologia erunt deſcribenda, eo loci ſumen
              <lb/>
            da est æquinoctialis umbra: </s>
            <s xml:id="echoid-s4579" xml:space="preserve">et ſierunt (quemadmodum Romæ) gnomo-
              <lb/>
            nis partes nouẽ, umbræ octonæ. </s>
            <s xml:id="echoid-s4580" xml:space="preserve">Deſcribatur linea in planitia, & </s>
            <s xml:id="echoid-s4581" xml:space="preserve">ex me-
              <lb/>
            dia πρὸς ὀρθ@@ erigatur, uti ſit ad normam quæ dicitur gnomon, & </s>
            <s xml:id="echoid-s4582" xml:space="preserve">à
              <lb/>
            linea, quæ erit planities, in finem gnomonis circino nouem ſpatia dimetià-
              <lb/>
            tur, & </s>
            <s xml:id="echoid-s4583" xml:space="preserve">quo loco nonæ partis ſignum fuerit, centrum cõſtituatur, ubierit
              <lb/>
            litera A, & </s>
            <s xml:id="echoid-s4584" xml:space="preserve">diducto circino ab eo centro ad lineam planitiæ, ubi erit lite
              <lb/>
            ra B, circinatio circuli deſcribatur, quæ dicitur, meridiana. </s>
            <s xml:id="echoid-s4585" xml:space="preserve">Deinde ex
              <lb/>
            nouem partibus, quæ ſunt à planitia ad gnomonis centrum, octo ſuman-
              <lb/>
            tur, & </s>
            <s xml:id="echoid-s4586" xml:space="preserve">ſignentur in linea, quæ est in planitia, ubierit litera C. </s>
            <s xml:id="echoid-s4587" xml:space="preserve">Hæc autẽ
              <lb/>
            erit gnomonis æquinoctialis umbra: </s>
            <s xml:id="echoid-s4588" xml:space="preserve">& </s>
            <s xml:id="echoid-s4589" xml:space="preserve">ab eo ſigno & </s>
            <s xml:id="echoid-s4590" xml:space="preserve">litera C, per cen-
              <lb/>
            trum ubi est litera A, linea perducatur, ubierit Solis æquinoctialis radi-
              <lb/>
            us. </s>
            <s xml:id="echoid-s4591" xml:space="preserve">Tunc ab centro diducto circino ad lineam planitiæ æquilatatio ſigne-
              <lb/>
            tur, ubierit litera E ſiniſteriore parte, & </s>
            <s xml:id="echoid-s4592" xml:space="preserve">I dexteriore in extremis line-
              <lb/>
            is circinationis, & </s>
            <s xml:id="echoid-s4593" xml:space="preserve">per centrum perducẽda linea, ut æque duo hemicyclia
              <lb/>
            ſint diuiſa. </s>
            <s xml:id="echoid-s4594" xml:space="preserve">Hæc autem linea à mathematicis dicitur Orizon. </s>
            <s xml:id="echoid-s4595" xml:space="preserve">Deinde cir
              <lb/>
            cinationis totius ſumenda pars est quintadecima, & </s>
            <s xml:id="echoid-s4596" xml:space="preserve">circini centrum col-
              <lb/>
            locandum in linea circinationis, quo lociſecat eam lineam æquinoctialis
              <lb/>
            radius, ubierit litera F, & </s>
            <s xml:id="echoid-s4597" xml:space="preserve">ſignandum dextra ac ſiniſtraubiſunt literæ
              <lb/>
            G H. </s>
            <s xml:id="echoid-s4598" xml:space="preserve">Dcinde ab his & </s>
            <s xml:id="echoid-s4599" xml:space="preserve">per centrum, lineæ, uſ ad lineam planitiæ perdu
              <lb/>
            cendæ ſunt, ubi erunt literæ T R, itaerit Solis radius, unus hybernus, al-
              <lb/>
            ter æſtiuus. </s>
            <s xml:id="echoid-s4600" xml:space="preserve">Contra autem E, litera I erit, ubi ſecat circinationem linea
              <lb/>
            quæ est traiect a per centrum, & </s>
            <s xml:id="echoid-s4601" xml:space="preserve">contra G & </s>
            <s xml:id="echoid-s4602" xml:space="preserve">H, literæ erunt K & </s>
            <s xml:id="echoid-s4603" xml:space="preserve">L,
              <lb/>
            & </s>
            <s xml:id="echoid-s4604" xml:space="preserve">contra C & </s>
            <s xml:id="echoid-s4605" xml:space="preserve">F & </s>
            <s xml:id="echoid-s4606" xml:space="preserve">A, erit litera N. </s>
            <s xml:id="echoid-s4607" xml:space="preserve">Tunc perducendæ ſunt diame-
              <lb/>
            triab G ad L, & </s>
            <s xml:id="echoid-s4608" xml:space="preserve">ab H ad K. </s>
            <s xml:id="echoid-s4609" xml:space="preserve">Quod erit inferior, partis erit æſtiuæ,
              <lb/>
            ſuperior hybernæ. </s>
            <s xml:id="echoid-s4610" xml:space="preserve">Quæ diametri ſunt æque mediæ diuidendæ, ubierunt
              <lb/>
            literæ M & </s>
            <s xml:id="echoid-s4611" xml:space="preserve">O, ibi{qúe} centra ſignanda, & </s>
            <s xml:id="echoid-s4612" xml:space="preserve">per ea ſigna & </s>
            <s xml:id="echoid-s4613" xml:space="preserve">centrum A,
              <lb/>
            linea ad extremas lineas circinationis est perducenda, ubierunt literæ </s>
          </p>
        </div>
      </text>
    </echo>
Impressum