[Ms. volume dealing exhaustively with navigational and related astronomical problems / William Bayley, 1781. Includes sections on construction of Gunter's Quadrant; Dials - construction of sundials, horizontal or wall dials at various planes; projection of spheres; use of compass; tacking to starboard and larboard; making charts; variations of the compass; description and uses of instruments used in navigation and astronomy; astronomical definitions and problems; information on constellations and planets. Neatly written on 147 pages, with over 50 illustrations (many coloured) and including six volvelles] Ms. volume dealing exhaustively with navigational and related astronomical problems 1781
[Ms. vol.] Of Surveying. [Early 18th century. Chiefly re surveying and land use, with trigonometrical examples and exercises, it includes basic farming advice and advice re purchase and letting of land. There are references to 'Hop Ground' and Canterbury, and to 'Mortimer p.56', probably John Mortimer's 'The whole art of husbandry; or the way of managing and improving the land' (1st ed. 1707).Originally 15 loose leaves, they have been conserved (1981) and bound to form volume] Ms. vol. Of Surveying, Early 18th century 1701-1725
History of the "Onwego" non-puncturable, resilient, anti-skid motor wheel / [George Bird. 1911. Ms. vol, (200p. + 35 photos). It describes the design of sprung pneumatic and sprung solid rubber tyred wheels from 1905 to 1911. The design was first patented by George Bird in 1907, patent no. 15701] History of the "Onwego" non-puncturable 1911
Mechanics by J. Plumpton. 1813. [Ms volume of definitions, theorems and exercises. 111p, 13 folding ink & wash plates] Mechanics by J. Plumpton. 1813. 1813