Easy steps in architecture and architectural drawing .. (1915)
Hodgson, Frederick Thomas, 1836- [from old catalog] · Chicago, Ill., Printed by F. J. Drake & co. · leaf 398
an to set the blade to anyangle desired. The working of this will beeasily understood by the reader. ARCHITECTURAL DRAWING SELF TAUGHT 29 Another accessory, and one the workman canmake for himself, is a straight edge—or severalof them—which may be made of hard-wood, orit may be made of good clean… … Fig. 13. one 30 in. long, and another 40 in. long. Thewidths may be 2 in., 2^ in., and 3^^ in.respectively. They should not be more thanthree-sixteenths of an inch thick, but would bebetter if they were thinner. A rule or scale is always necessary, for allarchitectural or other drawings that are…
Architecture · Architectural drawing
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
![An illustration from Examen dv livre des Recreations mathematiqves, & de ses problemes en geometrie mechanique, optique & catoptrique [du J. Leurechon] Où sont aussi discutées & restabiles plusieurs experiences physiques y proposées (1639)](https://img.insideoutlibrary.com/img/200/ia-examendvlivredes00mydo-69-15.webp)
