Vitruvius, I Dieci Libri dell' Architettvra di M. Vitrvvio, 1556

Page concordance

< >
Scan Original
101 86
102 87
103 88
104 89
105 90
106 91
107 92
108 93
109 94
110 95
111 96
112 97
113 98
114 99
115 100
116 101
117 102
118 103
119 104
120 105
121 106
122 107
123 108
124 109
125 110
126 111
127 112
128 113
129 114
130 115
< >
page |< < (95) of 325 > >|
    <echo version="1.0RC">
      <text xml:lang="it" type="free">
        <div xml:id="echoid-div245" type="section" level="1" n="33">
          <pb o="95" file="0101" n="110" rhead="TERZO."/>
          <figure number="48">
            <image file="0101-01" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/xxxxxxxx/figures/0101-01"/>
          </figure>
          <p style="it">
            <s xml:id="echoid-s8697" xml:space="preserve">Il Capitello Ionico ſi forma à queſto modo. </s>
            <s xml:id="echoid-s8698" xml:space="preserve">egli ſi piglia la groſſezza della Colonna da piedi, & </s>
            <s xml:id="echoid-s8699" xml:space="preserve">ſe le da la dieciottaua parte, cio è ſi diuide la groſ-
              <lb/>
            ſezza della Colonna in parti dieciotto, & </s>
            <s xml:id="echoid-s8700" xml:space="preserve">ſi fa di tutta la groſſezza, & </s>
            <s xml:id="echoid-s8701" xml:space="preserve">di una di quelle parti la longhezza, è larghezza dell’abaco, di modo
              <lb/>
            che al Diametro della Colonna la lunghezza dell’ahaco, & </s>
            <s xml:id="echoid-s8702" xml:space="preserve">larghezza ſerà in proportione ſeſquidecima ottaua. </s>
            <s xml:id="echoid-s8703" xml:space="preserve">questa longhezza ſi diuide in
              <lb/>
            due parti eguali, & </s>
            <s xml:id="echoid-s8704" xml:space="preserve">d’una di eſſe ſi fa l’altezza del Capitello con le ſue uolute, che ſono certe inuogli fatti ad imitatione de cincinni delle don-
              <lb/>
            ne. </s>
            <s xml:id="echoid-s8705" xml:space="preserve">Tiramo adunque una linea della detta longhezza, et laſciamo da i capi cadere à piombo una linea per capo dellaqual ci ſeruiremo poi. </s>
            <s xml:id="echoid-s8706" xml:space="preserve">Par-
              <lb/>
            tiremo la linea della longhezza in uenti parte, & </s>
            <s xml:id="echoid-s8707" xml:space="preserve">ne piglieremo due & </s>
            <s xml:id="echoid-s8708" xml:space="preserve">mezza, & </s>
            <s xml:id="echoid-s8709" xml:space="preserve">quelle due & </s>
            <s xml:id="echoid-s8710" xml:space="preserve">mezza partiremo per meta, che ſerà una
              <lb/>
            & </s>
            <s xml:id="echoid-s8711" xml:space="preserve">un quarto, & </s>
            <s xml:id="echoid-s8712" xml:space="preserve">l’una metà riporteremo ad una teſta della linea della longhezza, & </s>
            <s xml:id="echoid-s8713" xml:space="preserve">nella parte di dentro ſegneremo doue termina quella.
              <lb/>
            </s>
            <s xml:id="echoid-s8714" xml:space="preserve">
              <note position="left" xlink:label="note-0101-01" xlink:href="note-0101-01a" xml:space="preserve">50</note>
            Il ſimile faremo dall’altra testa ripportando l’altra metà, nella parte di dentro, & </s>
            <s xml:id="echoid-s8715" xml:space="preserve">iui ſegnaremo un punto: </s>
            <s xml:id="echoid-s8716" xml:space="preserve">da questi punti laſciaremo cade-
              <lb/>
            re à piombo due linee che Vitr. </s>
            <s xml:id="echoid-s8717" xml:space="preserve">chiama catheti, queſte ſimilmente ſeranno tanto longe, quanto le prime, che cadeuano dalle teste, in eſſe ſi han
              <lb/>
            da formare le fronti delle uolute, in eſſe ha da eſſer il centro dell’occhio, che Leone chiama Ciclus. </s>
            <s xml:id="echoid-s8718" xml:space="preserve">Seranno adunque longhe parti noue è mez
              <lb/>
            za, dellequali una è mezza ſi dar à alla groſſezza del Dado, le altre otto alle uolutte: </s>
            <s xml:id="echoid-s8719" xml:space="preserve">il dado ha il ſuo orlo, & </s>
            <s xml:id="echoid-s8720" xml:space="preserve">la ſua gola. </s>
            <s xml:id="echoid-s8721" xml:space="preserve">l’orlo è un listello
              <lb/>
            dalla parte diſopra alto un terzo, cio è mezza parte di quelle una è mezza, che ſi danno all’abaco, & </s>
            <s xml:id="echoid-s8722" xml:space="preserve">la gola è il reſtante, queſta gola è fat
              <lb/>
            ta in ſorma della lettera. </s>
            <s xml:id="echoid-s8723" xml:space="preserve">s. </s>
            <s xml:id="echoid-s8724" xml:space="preserve">è biſogna tirarla garbatamente. </s>
            <s xml:id="echoid-s8725" xml:space="preserve">Laſciando un puoco di ſpacio ſotto l’orlo come ſporto, & </s>
            <s xml:id="echoid-s8726" xml:space="preserve">iui cominciar à tirar
              <lb/>
            la prima parte della gola, che è come la lettera. </s>
            <s xml:id="echoid-s8727" xml:space="preserve">c. </s>
            <s xml:id="echoid-s8728" xml:space="preserve">& </s>
            <s xml:id="echoid-s8729" xml:space="preserve">l’altra metà, che è al contrario deue terminare diſopra ſul primo giro della uoluta poco
              <lb/>
            inanzi la linea detta Catheto. </s>
            <s xml:id="echoid-s8730" xml:space="preserve">fornito l’Abaco, ſi faran le uolute ſopra i catheti à questo modo. </s>
            <s xml:id="echoid-s8731" xml:space="preserve">eſſendo otto parti di ſotto l’Abaco restrette
              <lb/>
            la doue terminan le quattro e mezza uenendo al baſſo ſi ſa un punto, & </s>
            <s xml:id="echoid-s8732" xml:space="preserve">poſto per centro ſi allarga la ſeſta tanto che ſi forme un circolo che
              <lb/>
            per Diametro occupe una di quelle parti. </s>
            <s xml:id="echoid-s8733" xml:space="preserve">queſto circolo ſi chiama l’occhio della uoluta, nel quale hanno da ſtare i centri della uoluta, che
              <lb/>
              <note position="left" xlink:label="note-0101-02" xlink:href="note-0101-02a" xml:space="preserve">60</note>
            ſon dodici, queſti centri ſi trouano in queſto modo, & </s>
            <s xml:id="echoid-s8734" xml:space="preserve">qui bo caro, che ſi ueda, che quanti hanno ſcritto ſopra queſta uoluta, & </s>
            <s xml:id="echoid-s8735" xml:space="preserve">quanti
              <lb/>
            s’hanno attibuito la inuentione di eſſa, non hanno conſiderato bene quello, che ba detto Vitr. </s>
            <s xml:id="echoid-s8736" xml:space="preserve">ne gli effetti di quelle linee, che egli manda à
              <lb/>
            baſſo, ma hauendoſi uſurpato alquanto del conoſcimento d’altri, & </s>
            <s xml:id="echoid-s8737" xml:space="preserve">delle fatiche, hanno creduto ſaper il tutto: </s>
            <s xml:id="echoid-s8738" xml:space="preserve">& </s>
            <s xml:id="echoid-s8739" xml:space="preserve">è merauiglia grande, che
              <lb/>
            uogliono hauerſi portato coſi bene nel far della uoluta, dellaqual però non ne rendeno ragione, che è coſa difficillima, & </s>
            <s xml:id="echoid-s8740" xml:space="preserve">poi non hanno inte-
              <lb/>
            ſo le coſe facili di Vitr. </s>
            <s xml:id="echoid-s8741" xml:space="preserve">& </s>
            <s xml:id="echoid-s8742" xml:space="preserve">uogliono, che Vitr. </s>
            <s xml:id="echoid-s8743" xml:space="preserve">habbia fatto un libro, che non ſi troue, oltra i dieci, che egli confeſſa d’hauer fatto, & </s>
            <s xml:id="echoid-s8744" xml:space="preserve">non
              <lb/>
            piu. </s>
            <s xml:id="echoid-s8745" xml:space="preserve">perche dice Vitr. </s>
            <s xml:id="echoid-s8746" xml:space="preserve">hauer poſto la uoluta, & </s>
            <s xml:id="echoid-s8747" xml:space="preserve">la ſua ragione nell’eſtremo libro, & </s>
            <s xml:id="echoid-s8748" xml:space="preserve">non uedeno, che Vitr. </s>
            <s xml:id="echoid-s8749" xml:space="preserve">intende in fine del libro preſente:
              <lb/>
            </s>
            <s xml:id="echoid-s8750" xml:space="preserve">perche uſaua egli in fine di ciaſcun libro porre i diſſegni delle coſe ſue. </s>
            <s xml:id="echoid-s8751" xml:space="preserve">ma laſciamo queſto alla inaduertenza loro. </s>
            <s xml:id="echoid-s8752" xml:space="preserve">Della uoluta ueramente io ne
              <lb/>
            ho trouato dieci inuentori per loro ſagramento, & </s>
            <s xml:id="echoid-s8753" xml:space="preserve">molti che non ſanno altro di Vitr. </s>
            <s xml:id="echoid-s8754" xml:space="preserve">che la uoluta, ſe pur la ſanno bene. </s>
            <s xml:id="echoid-s8755" xml:space="preserve">che però non ren-
              <lb/>
            deno conto de gli effetti di tante linee che Vitr. </s>
            <s xml:id="echoid-s8756" xml:space="preserve">dice douer eſſer mandate à baſſo. </s>
            <s xml:id="echoid-s8757" xml:space="preserve">io ragionandone piu uolte con Meſſer Andrea Palladio Archi-
              <lb/>
            tetto Vicentino, & </s>
            <s xml:id="echoid-s8758" xml:space="preserve">moſtratoli alcuni modi di tirar la uoluta à ſeſta molto differenti da quelli di Alberto, Philandro, & </s>
            <s xml:id="echoid-s8759" xml:space="preserve">del Serlio, benche
              <lb/>
              <note position="left" xlink:label="note-0101-03" xlink:href="note-0101-03a" xml:space="preserve">70</note>
            pareua che io m’incontrasſi con le parole di Vitr. </s>
            <s xml:id="echoid-s8760" xml:space="preserve">nientedimeno la uoluta non era garbata, doue non ſatisfacendo io ancho à me ſteſſo egli, che
              <lb/>
            è molto pratico di ſabricare, & </s>
            <s xml:id="echoid-s8761" xml:space="preserve">intendente ſe alcun’altro ſi troua, mieſpoſe la ſua inuentione, nata dal miſurare con diligenza ogni
              <lb/>
            Capitello antico, & </s>
            <s xml:id="echoid-s8762" xml:space="preserve">ueramente è quella, & </s>
            <s xml:id="echoid-s8763" xml:space="preserve">merauigliandomi io che Vitr. </s>
            <s xml:id="echoid-s8764" xml:space="preserve">non haueſſe accennato in qualche modo, come ſi faceſſe queſta uo-
              <lb/>
            luta. </s>
            <s xml:id="echoid-s8765" xml:space="preserve">Egli mi diſſe, che Vitr. </s>
            <s xml:id="echoid-s8766" xml:space="preserve">iſteſſo dice diuolerlo fare in fine del libro. </s>
            <s xml:id="echoid-s8767" xml:space="preserve">Io mi doleua, che molte belle coſe ci mancaſſero con queſte promeſ-
              <lb/>
            ſe di Vitr. </s>
            <s xml:id="echoid-s8768" xml:space="preserve">però andaua pur diſcorrendo, & </s>
            <s xml:id="echoid-s8769" xml:space="preserve">uolendo, che Vitr. </s>
            <s xml:id="echoid-s8770" xml:space="preserve">ci haueſſe dato qualche lume, & </s>
            <s xml:id="echoid-s8771" xml:space="preserve">hauendo pur auuertito, che Vitr. </s>
            <s xml:id="echoid-s8772" xml:space="preserve">nel deſcri-
              <lb/>
            uere le belle coſe era breue, non laſciaua coſa neceſſaria, non diceua coſa ſuperflua, come nel deſcriuer la machina Hidraulica, le taglie, i </s>
          </p>
        </div>
      </text>
    </echo>