Cyclopedia of architecture, carpentry, and building : a general reference work (1912)
American Technical Society · Chicago : American Technical Society · leaf 307
d the apron, as shown in the figure at H. Outside Door Frames. Outside doors are usually made heavierand thicker than inside doors, and, therefore, the frames for themmust be different from the frames for inside doors even in framebuildings, and in buildings of brick or stone they are… … Fig. 339. Vertical Section through Sillin Brick Construction 248 CARPENTRY 237 quently made of terra cotta blocks or of plaster on wire lath, butthe door frames which may be used in these cases are essentiallythe same as those used for openings in stud walls. The jambs and head of the frame, if in…
Architecture · Building
Internet Archive · Kelly Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
