Cyclopedia of architecture, carpentry, and building : a general reference work (1912)
American Technical Society · Chicago : American Technical Society · leaf 397
made square to tangent a; and the joint at 5, to tangent b. In Fig. 102 is presented an example of a few steps at the bottomof a stairway in which the tangents of the plan form an obtuse anglewith each other. The curve of thecentral line of the rail in this casewill be less than a quadrant, and,as… … Fig. 107. Finding Bevel, Bot-tom Tangent Inclined, TopOne Level.
Architecture · Building
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