Leybourn's Dialling improv'd. Or, the whole art perform'd, I. geometrically ... II. arithmetically ... Also, how to describe all necessary furniture for sun-dials ... With reflective dialling ... To which is now added, instrumental dialling ... and likewise mechanick dialling ... with the manner of ordering oyl and colours for painting sun-dials. Concluding with tables ... / By Henry Wilson.

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Leybourn's Dialling improv'd. Or, the whole art perform'd, I. geometrically ... II. arithmetically ... Also, how to describe all necessary furniture for sun-dials ... With reflective dialling ... To which is now added, instrumental dialling ... and likewise mechanick dialling ... with the manner of ordering oyl and colours for painting sun-dials. Concluding with tables ... / By Henry Wilson. Public Domain Mark. Source: Wellcome Collection.