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 64
r thering formed by the two courses already laid. In other respects, however, it is not different, and it islaid and fastened in exactly the same manner as the second course. Two courses are laid of these broader segments; afterwards two others of segments of the samebreadth as the two courses… … is represented by the part A h, B «, Fig. 2076. In Fig. 2075 the courses are numbered in the order inwhich they are supposed to be laid, the layers 3 and 4 being those which are intended to form the webof the rim. This process beiag completed, and the face-plate placed on the lathe-spindle, the…
Gearing · Mills and mill-work · Odontograph
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