Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 213
Sca-le-.in =2ooolbs … 27. Stress Records. AVhenmakincT a record of tlie valuesof tlae stresses as determinedin { n analysis of a truss, it isconvenient to distinguish be-tween tension and compres-sion 1)V means of the signsplus and minus. Customdiffers as to use of the signsfor this jmrpose, but we shalluse 2)lus for…
Architecture · Building · Carpentry
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