Cyclopedia of architecture, carpentry, and building : a general reference work (1912)
American Technical Society · Chicago : American Technical Society · leaf 375
being on the inner side, the width of tread for thesteps should be set off at about 18 inches from the handrail, thisgiving an approximately uniform rate of progress for anyone ascendingor descending the stairway. In stairs with the rail on the outside, assometimes occurs, it will be sufficient if… … Fig. 68. Under Side of Half-Space Stair, withCarriages and Cross-Carriages. 304 STAIR-BUILDING 41
Architecture · Building
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