Instrument for perspective drawing Size:M: 50 x 50cm With the City arms in

With the City arms in an ornamental cartouche with Mercury

Church of St Stephen Walbrook from the corner of Mansion House

Westminster Abbey from the River Thames

Walworth Common

One of them is attacking the Crown and Anchor sign with a sword

Instrument for perspective drawing Size:M: 50 x 50cm With the City arms inPlate 14 figure 3 from the paper "Sketches and descriptions of three simple instruments for drawing architecture and machinery in perspective", by James Peacock, Philosophical Transactions of the Royal Society, vol. 75 (1785), pp. 366 371. Instrument designed to allow the user to draw on a table top. Two boards are employed, one in a vertical position for viewing the original object, with a second flat, in a more natural drawing position. Inscribed in