Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 271
Fig 123. Arranging Risers around Well-Hole on Level-Landing Stairwith Radius of Central Line of Kail One-Halt 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 M9 68 STAIR-BUII.DING Riser…
Architecture · Building · Carpentry
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