St. Mark's rest : the history of Venice written for the help of the few travellers who still care for her monuments (1885)
Ruskin, John, 1819-1900 · New York : Lovell · leaf 395
t Then, as 5 is to 70 so-vaW the sight-magnitude re-quired be to 42 ; that is tosay, the sight magnitude ofthe pillars height will be 3feet. If we make s t equalto 2^ feet, the pillar\s height^ will be 1:^ foot and so on.And for fine divisions intoirregular paits which can-not be measured, the… … Fio. 53. APPENDIX. 67 into a given number of irregularly unequal parts : it is re-quired to divide any other line, c d, into an equal number ofparts, bearing to each other the same proportions as the partsof A B, and arranged in the same order. Draw the two lines parallel to each other, as in the…
Art
Internet Archive · Public Domain Mark 1.0. Free to use for anything.
