The American house-carpenter; a treatise on the art of building, and the strength of materials (1867)
Hatfield, R. G. (Robert Griffith), 1815-1879 · New York, J. Wiley · leaf 404
Fig. 353. 513.—To find the shadow in a recess, when the face of thewall is inclined, and the back of the recess is vertical. In Fig.353, A shows the section and B the eleration of a recess of this SHADOWS. 391 kind. From h, and from any other point in the hne, ho as adraw the rays, h c and a e;… … Fig. 854. 514.—To find the shadow in a fireplace. From a and h,{Fig. 354,) cast the rays, a c and 6 e, and from c, erect the per-pendicular, c e; from e, draw the horizontal line, e 0, and join (and cZ; then €6,6 0, and o cf, will give the extent of the shadow.
Carpentry · Architecture
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
![An illustration from Libro primo [-quinto] d'architettvra ... (1566)](https://img.insideoutlibrary.com/img/200/ia-libroprimoquinto00serl-19-36.webp)
