|Description||Pen drawing, n.s. marked "J SMeaton London 1758"|
Inscribed in the hand of John Farey: See Mr Smeaton's paper on a new hydrometer, Phil. Trans. 1771, Volume 61, page 201, or his printed papers [Reports] IV, 162, and;
Description of my air pump according to a description to be given into the Royal Society April 1748
Perspective sketches, n.s.
Inscribed in the hand of John Farey: 1st Sketch of Smeaton's air pump made by Mr Wilson 1748 [see Phil. Trns. Volume 47, Article 69. Reprinted in Reports, IV, 1]