— 258 — 
Working bending stresses, intensities of, 71, 
109. 
Working compressive stresses, intensities of, 
70. 
Working drawings, 182. 
Working loads for wooden beams, 227. 
Working shearing* stresses, intensities of, 74 , 
123, 129, 132. 
Working tensile stresses, intensities of, 1 。， V. 
Workshop drawings, 182, 196. 
Wrought iron, weight of, 126. 
Wrought s^jikos, table of, 193. 
