Leonardo, da Vinci, 1452-1519 · London : Pinted for J. Senex ... and W. Taylor ... · leaf 222
ers the Curviture of the Arch, muir.have its Breadths and Thickncfles further dimi-nifhed, in the lameManner as if it were ftraight •,and to proceed the more furely, it may be con-venient to mark out this Diminution, on fomeeven Plane, where you may lay your Figure,taken offfrom the feigncl Wall, N… … rt I $4 e/2 Treatife of Taint hig, abfblutely neceffary \ there being a Iefs Portior*of the Heavens, wherewith thefe Bodies arcfuppofed to be illuminated, received within thelower Parts of the Space, between the fa idBodies, than within thofe which are higher*, aswill appear from the following…
Painting
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