Moore, Charles Herbert, 1840-1930 · New York, London, The Macmillan Company · leaf 44
DOME OF BRUNELLESCHIFlorence ^Uhi, ^^^i-ii?^•A:,l<^i ^^^T:!*?- ^eo>:^,^ / THE DOME OF FLORENCE 17 converge on the curb of an opening at the crown. These ribsextend in depth through the whole thickness of the double vaultand unite its two shells. Between each pair of these great ribstwo lesser… … Fig. 7. — System of the dome. to the curve, are sprung between the great ribs and passthrough the lesser ones on each side of the polygon (Figs. 7and 8), while a chain of heavy timbers {a, Fig. 8, and Fig. 9), intwenty-four sections, clamped together at the ends with platesof iron, binds the whole…
Architecture, Renaissance
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