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Polygraph. Hawkins’s machine for writing, drawing &c, J. Pass (1825). Via artnap.com
Polygraph. Hawkins’s machine for writing, drawing &c, J. Pass (1825). Via artnap.comPolygraph. Hawkins’s machine for writing, drawing &c, J. Pass (1825). Via <a href="https://artnap.com/artwork/pdx-1251484">artnap.com</a><figure><a href="https://artnap.com/artwork/pdx-1251484"><img src="https://img.artnap.com/artworks/pdx/pdx-1251484/web.jpg" alt="Polygraph. Hawkins’s machine for writing, drawing &c, J. Pass (1825)" width="1231" height="1600" style="max-width:100%;height:auto" loading="lazy"></a><figcaption>Polygraph. Hawkins’s machine for writing, drawing &c, J. Pass (1825). Via <a href="https://artnap.com/artwork/pdx-1251484">artnap.com</a></figcaption></figure>
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About this work
This hand-coloured engraving presents a diagram of a polygraph and a perspective view of Hawkins's machine for writing and drawing, set in a red wooden frame on a writing board with two quill pens. The jointed brass linkage and sheets of paper beneath it are clearly shown. The plate is titled Polygraph and bears the engraver's signature J. Pass and the date 1825.

















