pentagraph

“I have warmed up," he concludes, "an old idea, and can make a machine in which the pentagraph and the leading screw will all be contained in the beam, and the pattern and piece to be cut will remain at rest fixed upon a lath of cast iron or stout steel.”

Men of Invention and Industry

“The accompanying profiles were mostly taken by a pentagraph from the wax figures now exhibiting through the country by Pendleton & Curtiss, which are striking and accurate likenesses of the Africans, taken from life by Mr. Moulthrop, and are mathematically correct.”

A history of the Amistad captives : being a circumstantial account of the capture of the Spanish schooner Amistad, by the Africans on board; their voyage, and capture near Long Island, New York : with biographical sketches of each of the surviving Africans; also, an account of the trials had on their case, before the district and circuit courts of the United States, for the District of Connecticut

“A small aperture in the wall, opposite the seat in which the person is placed whose profile is taken, conceals a camera lucida, which is placed in an adjoining apartment: and an assistant, by moving a point, connected by a pentagraph with the hand of the automaton, over the outline of the head, causes the figure to trace a corresponding profile.”

On the Economy of Machinery and Manufactures

“And, wherever a greater scale was needed, the pentagraph afforded a sufficiently accurate plan of forming maps to it.”

Thomas Davis, Selections from his Prose and Poetry

“The wingtensity pentagraph yielded shocking, yet entirely accurate, results.”

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