Cyclopedia of architecture, carpentry, and building : a general reference work (1912)
American Technical Society · Chicago : American Technical Society · leaf 277
e in a way more elaborateand satisfactory than is possible with a simple skylight such as hasjust been described, recourse is had to dormer windows. They areso called probably because in early times nearly all of the sleeping-rooms of the houses were under the roofs and were lighted by meansof such…
Architecture · Building
Internet Archive · Kelly Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.