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 67
B\- 58 GEERING. … marked 2 is to be laid. This operation is not indeed essentially necessary, but it affords to the workmana better guide than a mere surface line described with the required radius, and is done without trouble The succeeding courses are sprigged and glued on in succession, every succeeding course…
Gearing · Mills and mill-work · Odontograph
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