.■ ( It -Y 1 … .> o....- .iL,JL-/... J,\^ll■ 1 .A.i M Fig. 32.—Siege of I fortress ; from the Ramesseum, Tlielies. Military Architecture. 49 which faces north-west there is a long diagonal buttress, by theuse of which the engineer or architect at once economizedmaterial and protected a weak part of his…
Art
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