Correspondence and related papers on the time signal and the time ball service. There are various papers on the signalling of time by a falling ball or by cannon fire at Birmingham, Cardiff, Devonport, Edinburgh, Glasgow, Madras, Newcastle, Nice and the Palais Royale, Paris; proposals for time balls at Wellington (New Zealand), Ipswich, and Port Elizabeth; proposals for clocks and bells in Worcester; details of local time signals in 'The Scotsman', 'Daily Review', 'Glasgow Daily Herald', 'Newcastle Daily Journal' and 'North and South Shields Gazette'; a paper by C.P. Smyth on the Edinburgh Castle time-signal; accounts and papers concerning maintenance of the General Post Office clocks; papers on repairs to the Westminster Great Clock; material on the regulation of London and factory clocks; a proposal for City of London public clocks; instructions on motor clocks; and an article from 'The Reader' on time and time-guns. The correspondents include W. De La Rue, T. Maclear, C.F. Varley, C.P. Smyth, C.V. Walker, T.S. Bazley, C. Pritchard and R. Grant.