Including:

a) H.M. Postmaster-General and T.W.S. & Co.: Private wire between Railway Dock, Hull and Postal Telegraph Office: 1 April 1871

b) H.M. Postmaster-General and T.W.S. & Co.: Private wire and telephone, Commercial Road, Hull ('2nd telephone'), 21 November 1887

c) H.M. Postmaster-General and T.W.S. & Co.: Time wire (for Greenwich Mean Time), 17 October 1899

d) H.M. Postmaster-General and T.W.S. & Co.: Post Ofice Exchange Line, 31 July 1908

e) H.M. Postmaster-General and T.W.S. & Co.: Agreement for conveyance of parcel mails by sea between Hull and Grimsby & Gothenburg in Sweden and Christiana Bergen in Norway: 23 May 1910

f) Post Office Telegraphs and T.W.S.C., L.N.E.R.: telephone exchange line at 39, Corporation St., Birmingham: 1 April 1912

g) Post Office Telegraphs and E.W.L.: private wire, Commercial Road: 7 February 1917