A treatise on the construction of staircases and handrails ... Preceded by some necessary problems in practical geometry; with the sections and coverings of prismatic solids (1820)
Nicholson, Peter, 1765-1844 · London, J. Taylor · leaf 28
draw de parallel to B C, cutting A C ate; then will A C be divided at e in the same ratio that A B is divided at d. PROBLEM VIII. PLATE II. Figs. 1, 2, and 3.The two Axes of an Ellipse being given^ to describe tlie Curve. Draw the straight line A B equal in length to the greater axis; bisect A B at…
Stair building · Hand-railing
Internet Archive · Thomas Fisher Rare Book Library · Public Domain Mark 1.0. Free to use for anything.
