Miscellaneous correspondence and papers regarding engineering and new inventions. The correspondents include W.H. Barlow, R.S. Newell, C. Manby, H. Elphinstone, F. Bashforth, E. Gardwell, J. Napier and G.G. Stokes. Many of the papers are printed, and are in the form of notices of meetings, pamphlets and circulars. The subjects covered include a proposed Forth Bridge; a suspension bridge, with a scale plan; a proposed railway tunnel under the Mersey; a ship designed to eliminate sea sickness; a new water supply for Newcastle; state railways in India; harbour works at Widnes Canal and papers of tide observations; Mersey Harbour works; and the area and volume of air necessary for ensuring the salubrity of inhabited places. There are also several reports from the private press of the Institution of Civil Engineers.