Ruskin, John, 1819-1900 · New York, J. Wiley · leaf 112
weight oneach of the masses bedoubled, and the shaftsdoubled in area, then weshall have such arrange-ments as those at c, c2, c3;and if again the shaftsand weight be doubled,we shall havecZ, d2, d3.§ xrv. Now it will atonce be observed that thearrangement of the shaftsin the series of b and c is *… … t?3
Architecture
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