Sun-dial Robert White
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Sun-dial
A plate depicting an instance of ‘projective dialling', where a horizontal dial is projected against a window. A string hangs from the ceiling, adjacent to the meridian line, and a figure lines it up against the light from the sun, thus recording the time.
Inscribed below: ‘Against Page 99 of the Ninth Tractate.’
Plate 18 from William Leybourn’s Dialling: plain, concave, convex, projective, reflective, refractive… (Black Swan, Pater-Noster-Row, 1690)
William Leybourn (1626-1716) British mathematician and land surveyor was not a Fellow of the Royal Society.
- Image reference: RS-18013
- ©The Royal Society
Discover more
More by the artist Robert White.
Explore the collections Astronomy Prints, Maps and Constellations, Vintage mathematics prints and parabola drawings.
Our prints
We use a 240gsm fine art paper and premium branded inks to create the perfect reproduction.
Our expertise and use of high-quality materials means that our print colours are independently verified to last between 100 and 200 years.
Read more about our fine art prints.
Manufactured in the UK
All products are printed in the UK, using the latest digital presses and a giclée printmaking process.
We only use premium branded inks, and colours are independently verified to last between 100 and 200 years.
Delivery and returns
We print everything to order so delivery times may vary but all unframed prints are despatched within 2-4 days via courier or recorded mail.
Delivery to the UK is £5 for an unframed print of any size.
We will happily replace your order if everything isn’t 100% perfect.
