Tartaglia, Niccolo, Quesiti et inventioni diverse, 1554

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                <s id="s.001457">QVESITO TERZO FATTO DAL MEDESIMO
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                M
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                agnifico, & Eccellentißimo Dottor, Signor
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                Marc' Antonio Moroſini.
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                </s>
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                <s id="s.001458">SIGNOR MARC'ANTONIO. N
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                on ſaria buona coſa à far far ancho­
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                ra quel tal argine, & quella uia coperta alle citta, che ſono gia fortificate, accio,
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                che li nemici non le poteßino battere con le artegliarie, accettuando in quella poca par
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                te apparente di ſopra di tai argini.
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                N. N
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                on ſignor Magnifico, perche le forme, che
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                ſi costuma à dare à tai fortificationi nol comportano, anci ſaria tai argini molto noci­
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                ui à quelli della citta: perche ſotto de quelli (cioe dalla banda de fora) ui potria ſicura­
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                mente ſtar li nemici, & quelli con trincere potriano penetrar in diuerſi luochi li detti
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                argini, & anchora intrar nella foſſa, con el farui larghe, & profonde aperture, e per
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                quelle battere in diuerſi luochi ſicuramente le mura, ouer cortine di tal citta, la qual
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                coſa non puo occorrere nella noſtra forma, perche ſe quella ben ſe arricorda, la parte
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                de fora dello detto argine, ouer argini (cioe, doue ſono le lettere.m.l.
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                k.
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                h.i.n.o.è otti­
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                mamente guardata, & difeſa da uarie, & diuerſe bande.
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                S.M. M
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                e ne arricordo, et
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                comprendo, che uoi diceti il uero. </s>
                <s id="s.001459">Questo debbe eſſere quel modo de fortificare,
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                che preponeti nello ottauo Queſito del uoſtro ſesto Libro: Perche uedo, che quelli
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                della terra potr anno andare ſicuramente à lauorare, ſeminare, e riccogliere per
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                tutti quelli ſpacij di terreno, che ſe
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                à torno al circuito di tal citta, ſimili à
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                quello, che è dentro delle lettere.m.z. </s>
                <s id="s.001460">4. y.o. ma anchora molto piu in fora delle det­
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                te lettere: & oltra di queſto tal citta non potra eſſer battuta, ne danneggiata da nemi­
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                ci con le artegliarie, come ſe prepone del detto Queſito.
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                8. N. N
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                on ſignor Magnifico,
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                che tal modo non è queſto, anci quello aßicurara tal paeſe, per piu di tre tanto lontano
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                dalle mura di tal citta, & con molto e molto
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                ſpeſa, di quello intrara in queſtaſor
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                te de fortificatione, & queſto moſtraro da far per due diuerſe uie, come, che in fine à
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                uoſtra Eccellentia gli faro uedere.
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                S.M. C
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                erto gran coſa me parera, ſe uoi me fare
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                tiucder una tal opra con ſi pocaſpeſa.
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              <p type="head">
                <s id="s.001461">QVESITO QVARTO FATTO DAL MEDESIMO
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                M
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                agnifico, & Eccellentißimo Dottor, Signor
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                Marc' Antonio Moroſini.
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                </s>
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                <s id="s.001462">SIGNOR MARC'ANTONIO. M
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                ireſta da dirui, perche cauſa uoleti
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                coſi, che langolo fatto delle due cor tine in ponto.b.ſia ottuſo, & non retto, ne acu
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                to.
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                N. P
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                erche ſe langolo.b.foſſe retto, ouer acuto (uolendo procedere regolatamen
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                te) ſaria neceſſario à far li angoli.a.&.c.di quella medeſima qualita, & nelli angoli
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                retti, ouer ottuſi non ui ſe puo far baluardo, che uaglia, & queſto procede, perche lan
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                golo del baluardo è neceſſario à farlo menore del angolo delle dette cortine, perche,
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                che lo faceſſe equale, ouer maggior di quello, el ſaria impoßibile tal baluardo à poter
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                eſſer guardato da alcun delli altri dui circoſtanti baluardi. </s>
                <s id="s.001463">Et ſaria anchora impoßi­
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                bile à poter far in alcun luoco ſopra l'una, & l'altra cortina un cauallero, che lo po-
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                </s>
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