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

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        <div xml:id="echoid-div91" type="section" level="1" n="73">
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            <s xml:id="echoid-s637" xml:space="preserve">
              <pb o="29" file="0085" n="85" rhead="DE ARCHITEC. LIB. I."/>
            nibus, aut montium procellis tracta. </s>
            <s xml:id="echoid-s638" xml:space="preserve">Præterea auræ matutinæ, quas ſol
              <lb/>
            cum emergit de ſubterranea parte, uerſando pulſat aëris humorem, & </s>
            <s xml:id="echoid-s639" xml:space="preserve">
              <lb/>
            impetu ſcandendo trudens, exprimit aurarum antelucano ſpiritu flatus,
              <lb/>
            qui cum exorto ſole permanſerint, Euri uenti tenent partes. </s>
            <s xml:id="echoid-s640" xml:space="preserve">Etea re 
              <lb/>
            ex auris procreatur, à Græcis ε***ρ@ uidetur eſſe appellatus. </s>
            <s xml:id="echoid-s641" xml:space="preserve">Craſti-
              <lb/>
            nus quo dies, propter aur as matutinas, ᾄνριου fertur eſſe uocitatus.
              <lb/>
            </s>
            <s xml:id="echoid-s642" xml:space="preserve">Sunt autem nonnulli, quinegant Eratoſthenem ueram menſuram terræ
              <lb/>
            potuiſſe colligere, quæ ſiue est certa, ſiue non uera, non poteſt noſtra
              <lb/>
            ſcriptura non uer as habere terminationes regionum, unde uentorum ſpi
              <lb/>
            ritus oriuntur. </s>
            <s xml:id="echoid-s643" xml:space="preserve">Ergo ſi ita est, tantum erit uti non certã menſuræ ratio-
              <lb/>
            nem, ſed aut maiores impetus, aut minores, habeant ſinguli uenti. </s>
            <s xml:id="echoid-s644" xml:space="preserve">Quo-
              <lb/>
            niam hæc à nobis ſunt breuiter expoſita, ut facilius intelligantur, uiſum
              <lb/>
            est mihi in extremo uolumine formam, ſiue uti græci χήματα dicunt,
              <lb/>
            duo explicare, unum ita dr
              <unsure/>
            formatum, ut appareat unde certi uentorum
              <lb/>
            ſpiritus oriantur: </s>
            <s xml:id="echoid-s645" xml:space="preserve">alterum quemadmodum ab impetu eorum, aduerſis di-
              <lb/>
            rectionibus uicorum & </s>
            <s xml:id="echoid-s646" xml:space="preserve">platearum, euitentur nocëtes flatus. </s>
            <s xml:id="echoid-s647" xml:space="preserve">Erit autem
              <lb/>
            in exæquata planicie centrum, ubieſt litera A, gnomonis autem antemeri
              <lb/>
            diana umbra, ubi est B, & </s>
            <s xml:id="echoid-s648" xml:space="preserve">ab centro ubiest A, diducto circino ad id ſi-
              <lb/>
            gnum umbræ, ubi est B, circumagatur linea rotundationis, repoſito au-
              <lb/>
            tem gnomone ubi antea fuerat, expectanda est dum decreſcat, faciat{qúe}
              <lb/>
            iterum creſcendo parem antemeridianæ umbræ poſtmeridianam, tan-
              <lb/>
            gat{qúe} lineam rotundationis, ubierit litera C, Tune à ſigno ubi est B, & </s>
            <s xml:id="echoid-s649" xml:space="preserve">
              <lb/>
            ab ſigno ubiest C, circino decuſſatim deſcribatur, ubi erit D, deinde
              <lb/>
            per decuſſationë ubiest D, & </s>
            <s xml:id="echoid-s650" xml:space="preserve">centrũ, perducatur linea ad extremum, in
              <lb/>
            qua erunt literæ E, & </s>
            <s xml:id="echoid-s651" xml:space="preserve">F, Hæc linea erit index meridianæ, & </s>
            <s xml:id="echoid-s652" xml:space="preserve">ſeptentrio
              <lb/>
            nalis regionis. </s>
            <s xml:id="echoid-s653" xml:space="preserve">Tunc circino totius rotundationis ſumendæ est pars ſex-
              <lb/>
            tadecima, circini{qúe} centrum ponendum in meridiana linea, quæ tangit ro
              <lb/>
            tundationem ubiest litera E, & </s>
            <s xml:id="echoid-s654" xml:space="preserve">ſignãdum dextra ac ſiniſtra, ubi erunt
              <lb/>
            literæ GH. </s>
            <s xml:id="echoid-s655" xml:space="preserve">Item in ſeptentrionali parte cẽtrum circini ponendum in ro
              <lb/>
            tundationis ſeptentrionali linea, ubiest liter a F, & </s>
            <s xml:id="echoid-s656" xml:space="preserve">ſignãdum dextra ac
              <lb/>
            ſiniſtra, ubi ſunt literæ I & </s>
            <s xml:id="echoid-s657" xml:space="preserve">K, & </s>
            <s xml:id="echoid-s658" xml:space="preserve">ab G ad K, & </s>
            <s xml:id="echoid-s659" xml:space="preserve">ab H ad I, per cen-
              <lb/>
            trum lineæ perducendæ. </s>
            <s xml:id="echoid-s660" xml:space="preserve">Ita quod erit ſpatium ab G ad H, erit ſpatium
              <lb/>
            uenti Auſtri, & </s>
            <s xml:id="echoid-s661" xml:space="preserve">partis meridianæ. </s>
            <s xml:id="echoid-s662" xml:space="preserve">Item quod erit ſpatium ab I ad K,
              <lb/>
            erit Septentrionis. </s>
            <s xml:id="echoid-s663" xml:space="preserve">Reliquæ partes, dextratres, diuidendæ ſunt </s>
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