Vitruvius, De architectura libri decem, 1567

Table of figures

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              <s xml:id="echoid-s24147" xml:space="preserve">
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              frorum, & </s>
              <s xml:id="echoid-s24148" xml:space="preserve">horarum portiones in ſemicir culis notentur numeris horarium antiquarum. </s>
              <s xml:id="echoid-s24149" xml:space="preserve">Estoq́; </s>
              <s xml:id="echoid-s24150" xml:space="preserve">ſemicirculus
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              Capricorni inferius x y. </s>
              <s xml:id="echoid-s24151" xml:space="preserve">Cancri ſuperius z &</s>
              <s xml:id="echoid-s24152" xml:space="preserve">. & </s>
              <s xml:id="echoid-s24153" xml:space="preserve">ubi in diametris ſemicirculorum deſinunt horarum
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              lineæ, ponatur litera n. </s>
              <s xml:id="echoid-s24154" xml:space="preserve">ut igitur meridianas circunferentias pro latitudine eliciamus, ducantur lineæ a cen-
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              tro e. </s>
              <s xml:id="echoid-s24155" xml:space="preserve">quæ per ſigna n. </s>
              <s xml:id="echoid-s24156" xml:space="preserve">traiectæ ad meridiani a b c d. </s>
              <s xml:id="echoid-s24157" xml:space="preserve">circunferentiam perducantur. </s>
              <s xml:id="echoid-s24158" xml:space="preserve">Verbi gratia :
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              <s xml:id="echoid-s24159" xml:space="preserve">
                <figure xlink:label="fig-514.01.349-01" xlink:href="fig-514.01.349-01a" number="153">
                  <caption xml:id="echoid-caption41" xml:space="preserve">Horologia in plano meridiani.</caption>
                  <variables xml:id="echoid-variables109" xml:space="preserve">6 5 4 3 2 1 7 8 9 10 11 12 u l d 7 4 8 3 9 2 10 b n n n n n 5 4 3 2 1 a c e c y n n n n n p 1 2 3 4 5 n ſ ſ 4 3 2 1 r 4 3 2 1 e 4 3 2 1 B 9 10 11 12 13 14 e H 5 6 7 8 9 10 11 e E g r 7 6 5 4 3 2 1 F g d 23 22 21 20 19 18 18 c g G d f a b e g c 1 2 3
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                  4 5 4 3 2 1 8 7 6 5 4 3 2 1 f D e 11 10 19 18</variables>
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                <note position="left" xlink:label="note-514.01.349-01" xlink:href="note-514.01.349-01a" xml:space="preserve">10</note>
                <note position="left" xlink:label="note-514.01.349-02" xlink:href="note-514.01.349-02a" xml:space="preserve">20</note>
                <note position="left" xlink:label="note-514.01.349-03" xlink:href="note-514.01.349-03a" xml:space="preserve">30</note>
                <note position="left" xlink:label="note-514.01.349-04" xlink:href="note-514.01.349-04a" xml:space="preserve">40</note>
                <note position="left" xlink:label="note-514.01.349-05" xlink:href="note-514.01.349-05a" xml:space="preserve">50</note>
              Ducas occultam lineam ab c. </s>
              <s xml:id="echoid-s24160" xml:space="preserve">centro, quæ per n. </s>
              <s xml:id="echoid-s24161" xml:space="preserve">ſignum boræ primæ, & </s>
              <s xml:id="echoid-s24162" xml:space="preserve">undecimæ ad o. </s>
              <s xml:id="echoid-s24163" xml:space="preserve">ſignum in cir-
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              cunferentia perueniat. </s>
              <s xml:id="echoid-s24164" xml:space="preserve">arcus a o. </s>
              <s xml:id="echoid-s24165" xml:space="preserve">erit arcus primæ, & </s>
              <s xml:id="echoid-s24166" xml:space="preserve">undecimæ boræ, ideſt circunferentia meridiana
                <lb/>
              item ſi ab e. </s>
              <s xml:id="echoid-s24167" xml:space="preserve">centro per n. </s>
              <s xml:id="echoid-s24168" xml:space="preserve">ſignum lineæ horæ decimæ, & </s>
              <s xml:id="echoid-s24169" xml:space="preserve">ſecundæ lineam duxeris ad circunferentiam, ad
                <lb/>
                <note position="left" xlink:label="note-514.01.349-06" xlink:href="note-514.01.349-06a" xml:space="preserve">60</note>
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