In constructing a straight girder, it is usual to make the total depth from top to bottom one-tenth or twelfth part of the total length. ... It is a triangulated girder in an arch form, composed of similar links and triangles, but all in cast-iron, acting wholly by compression. ... Sisco was not successful in making and welding thinlinks with wire, and so he tried the same with iron hoop, the laminae of which he brasedanbsp;...
|Title||:||The Record of the International Exhibition, 1862|
|Author||:||International Exhibition of 1862 (LONDON)|