Leonardo, da Vinci, 1452-1519 · London : Pinted for J. Senex ... and W. Taylor ... · leaf 232
is found in the Ot Buildings _ _ . . .... , ■ o% n _ ,-. , -,< feen through grofTeft Air, wdl be the leafr fenfible, and willaGrof* Airv (how it felf the leaft j and on the contrary, thatPart found in the purell Air, will appear themofl vilible and diltinct: Thus, if you fuppofethe Eye N,… … *By Leonardo da Vinci. 159 Every obfcureOb)ect, will appear fo much the°f Obj«a$more Clear, and Bright, as it is further removed ^en at a Di~from the Eye •, of courfe, therefore, the fameObjeflt will appear fo much the more oblcure, asit is fecn at a lefs Diftance : Hence it follows,that the lower…
Painting
Internet Archive · Getty Research Institute · Public Domain Mark 1.0. Free to use for anything.
![An illustration from Declaration de l'vsage du graphometre : par la pratique duq[ue]l l'on peut mesurer toutes distances des choses de remarque qui se pourront voir et discerner du lieu ou il sera posé : et po[ur] arpenter terres, bois, prez, & faire plans de villes et forteresses, cartes geographiques, & generalement toutes mesures visibles : et ce sans reigle d'arithmetique (1597)](https://img.insideoutlibrary.com/img/200/ia-declarationdelvs00danf-59-14.webp)
