Mechanical exercises, or, The elements and practice of carpentry, joinery, bricklaying, masonry, slating, plastering, painting, smithing, and turning (1812)
Nicholson, Peter, 1765-1844 · London: J. Taylor · leaf 483
oppositeparts of the circumference may always touch apair of parallel lines on the revolving plane* PIATE III. ^^/Vi?, iTa-Te 3. Ji^2. ^