Isaac Newton's reflecting telescope Size:XS: 20 x 15cm 'The Chinese collection

'The Chinese collection

I Don't Care Twopence For Your Noise

A satire on the Convention of Cintra of 1808

View of Garlick Hill looking towards Upper Thames Street

smelling strong of Musk

Isaac Newton's reflecting telescope Size:XS: 20 x 15cm 'The Chinese collectionIsaac Newton's reflecting telescope. The telescope consists of two tubes, one sliding inside the other to focus the mirrors. The tubes are made from layers of paper or cardboard and the upper tube is covered with a layer of decorative vellum. There are two eyepiece holes, one of which is blocked with cork. The inside of the tubes have been painted black and the secondary mirror is positioned inside. 1671