Full text: Vitruvius: M. Vitrvvivs Per Iocvndvm Solito Castigatior Factvs Cvm Figvris Et Tabvla Vt Iam Legi Et Intelligi Possit

a Vmbra an-
temeridiana
b Vmbra poſtmeridia-
na
c Gnomon
AMV decuſ ſatio SIVM rrio ſeptẽ a b c meridies

Tũc poſtea ſumẽda ẽ ſextadecĩa ꝑs cĩrcinatiõis lineæ toti{us} retũdatiõis, cen-
trũ collocãdũĩ meridiana linea, q̃ tãgit circinationẽ, & ſignãdũ dextra ac
ſiniſtra ĩ circinatiõe, & meridiana, & ſeptẽtrionali ꝑte: tũc ex ſignis his qua-
tuor, ꝑ cẽtrũ mediũ decuſſatim lineæ ab extremis, ad extremas circinatiões
ꝑducẽdæ. Ita auſtri & ſeptẽtrionis hẽbit̃ octauæ ꝑtis deſignatio. Reliq̃ par-
tes, dextra tres, & ſiniſtra tres his æq̈les, diſtribuẽdæ ſũtĩ tota rotũ datiõe, vt
æq̈les diuiſiões octo vẽto℞ deſignatæ ſint in deſcriptiõe: tũ ꝑ angulos inter
duas vẽto℞ regiões, & platea℞, & angiporto℞, vident̃ debere dirigi deſcri
ptiões. His. n. rõnib{us}, & ea diuiſiõe, excluſa erit ex hĩtatiõibus & vicis, vẽ-
to℞ uis moleſta. Cũ. n. plateæ cõtra directos uẽtos erũt cõformatæ, exaꝑto
cœliſpatio ĩpet{us} ac flatus frequẽs cõcluſus ĩ faucib{us} angiporto℞, vehemẽ-
tioribus virib{us} ꝑuagabit̃. Quas ob res cõuertẽdæ ſũt ab regiõib{us} vẽto℞, di-
rectiões vico℞, uti adueniẽtes ad angulos inſula℞, frãgant̃, repulſi diſſi-
pent̃. Fortaſſe mirabũt̃ ii, ꝗ multa uẽto℞ noĩa nouerũt, ꝙ a nobis expoſi-
tũ ſit tãtũmõ octo eẽ uẽtos: Si aũt aĩaduerterint orbis terræ circuitionẽ ꝑ ſo-
lis curſũ & gnomonis æꝗnoctialis vmbras, exĩclinatiõe cœli, ab Eratoſthe-
ne cyreneo, rõnib{us} mathematicis, & geometricis methodis eẽ ĩuẽtã ducen-
to℞ ꝗnquagĩta duũ miliũ ſtadio℞, q̃ fiunt paſſus ſemelettricieſmilieſmille-
etꝗngẽtieſmille, Hui{us} aũt octaua ꝑs quã uẽt{us} tenere uidet̃, ẽtermilieſmille-

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