Vitruvius, De architectura libri decem, 1567

Table of figures

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[171] A. aqua in arca œrea depreſſa.B. delſines ærei.C. modioli.D. Regulæ ſcalari forma.E. taxilli tribus digitis alti.F. catenæ cymbala tenentes.G. inſundibulum inuerſum.H. Fiſtulæ, per quas aer modiolorum ſubintrat infundibulum.I. uectes.K. manubria, quæ aperiunt nares ad tubulos.L. pinnæ ſub quibus lingulæ omnium organorum.O. regulæ inter tabulam quæ pinax dicitur & registrum.P. pinna depreſſa.Q. tabula.R. pinnarum forma ſeparata.S. lingulæ.T. ceruicula.V. aquaexpulſa.X. pars arcæ..... foraminaper quæ aer ad canna, fertur.
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[Figure 172]
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[Figure 173]
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[Figure 174]
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              <s xml:id="echoid-s21307" xml:space="preserve">
                <pb o="280" file="514.01.312" n="312" rhead="LIBER"/>
              portione inter ſe comparatæ, ſicut ſe habet prima ad quartam, ita ſolidum quod fit a prima ſimile eſt illi, quæ
                <lb/>
              fit a ſecunda, & </s>
              <s xml:id="echoid-s21308" xml:space="preserve">ſimiliter deſcriptum. </s>
              <s xml:id="echoid-s21309" xml:space="preserve">igitur ratio ſolidi a, ad ſimile ſolidum b, est, ut d, ad c, exſubie=
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              ctione autem d, ad e, comparatur ut b, ad o, Propoſito igitur ſolido a, ſub data ratione ipſius b, ad c,
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              conſtructum eſt ſimile ſolidum b, quod facere mens fuerat. </s>
              <s xml:id="echoid-s21310" xml:space="preserve">Amplius ſi cubum ſolido quadrangulari &</s>
              <s xml:id="echoid-s21311" xml:space="preserve">-
                <lb/>
                <figure xlink:label="fig-514.01.312-01" xlink:href="fig-514.01.312-01a" number="119">
                  <description xml:id="echoid-description69" xml:space="preserve">Demostratio ter tiæ proprietatis, & aſſumptionis Nicomedis.
                    <lb/>
                  instrumentum Nicomedis.</description>
                  <variables xml:id="echoid-variables77" xml:space="preserve">f h d g b s n m k a</variables>
                </figure>
                <figure xlink:label="fig-514.01.312-02" xlink:href="fig-514.01.312-02a" number="120">
                  <description xml:id="echoid-description70" xml:space="preserve">Duplicatio cubi.</description>
                  <variables xml:id="echoid-variables78" xml:space="preserve">e a
                    <lb/>
                  b c d f g</variables>
                </figure>
                <figure xlink:label="fig-514.01.312-03" xlink:href="fig-514.01.312-03a" number="121">
                  <description xml:id="echoid-description71" xml:space="preserve">Dimonctratio
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                  prrima proprie
                    <lb/>
                  tatis.</description>
                  <variables xml:id="echoid-variables79" xml:space="preserve">s n m l k</variables>
                </figure>
                <figure xlink:label="fig-514.01.312-04" xlink:href="fig-514.01.312-04a" number="122">
                  <description xml:id="echoid-description72" xml:space="preserve">Vſus inſtrume ti Nicomedis & eius demő ſtratio.</description>
                  <variables xml:id="echoid-variables80" xml:space="preserve">l e b c g f a k h i</variables>
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                <figure xlink:label="fig-514.01.312-05" xlink:href="fig-514.01.312-05a" number="123">
                  <variables xml:id="echoid-variables81" xml:space="preserve">h</variables>
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                <figure xlink:label="fig-514.01.312-06" xlink:href="fig-514.01.312-06a" number="124">
                  <variables xml:id="echoid-variables82" xml:space="preserve">b d c e f g</variables>
                </figure>
                <figure xlink:label="fig-514.01.312-07" xlink:href="fig-514.01.312-07a" number="125">
                  <variables xml:id="echoid-variables83" xml:space="preserve">a b c e d</variables>
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              quale conficere uelimus, hoc modo agendum eſt. </s>
              <s xml:id="echoid-s21312" xml:space="preserve">Sit propoſitum parallelipedum a b c d, cuius latitudo
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              a b, altitudo b c, longitudo c d, oportet cubum æqualem illi conſtituere. </s>
              <s xml:id="echoid-s21313" xml:space="preserve">inveniatur per ultimam ſecundi
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              latus quadratum plani a b c, ideſt linez recta, cuius quadratum æquum ſit plano a b c, quæ linea ſit e,
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              & </s>
              <s xml:id="echoid-s21314" xml:space="preserve">inxta aliquem ex ſupradictis modis inveniantur duæ mediæ comparabiles inter e, & </s>
              <s xml:id="echoid-s21315" xml:space="preserve">c d. </s>
              <s xml:id="echoid-s21316" xml:space="preserve">& </s>
              <s xml:id="echoid-s21317" xml:space="preserve">ſint ille f.</s>
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