Cyclopedia of architecture, carpentry, and building; a general reference work .. (1912)
American School (Lansing, Ill.) · Chicago, American school of correspondence · leaf 405
Pig. 133. Developed Section of Plane Inclining Un-equally in Two Directions. … Pig 123. Arranging Risers around Well-Hole on Level-Landing Stair,with Radius of Central Line of Rail One-Half Width of Tread. in Fig. 118 equal to the distance shown in Fig. 117 between the linerepresenting the level tangent and the line m 5, which is the height that 331 68 STAIR-BUILDING tangent…
Architecture · Building
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