A short treatise on the designing and construction of gearing and mill-work. Accompanied by an explanation of the construction and use of the odontograph of Prof. Willis .. (1873)
[Scott, David] engineer. [from old catalog] · New York, D. Appleton and company · leaf 84
nience and safety. The wall-washers serve the purpose of increasing the amount of surface of the wallacted upon, and thereby allow the bolts to be screwed up more tightly; and the more friable thematerial of the wall is, the larger these ought manifestly to be made. For brick walls a very…
Gearing · Mills and mill-work · Odontograph
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
