LIST OF CONTRIBUTORS. 



XXX1U 



SMITH, T. AND W., Newcastle-on- 

 Tyne, 12. 



SMITH, W., C.E., Newcastle-on-Tyne , 

 12. 



SMYTH, J., JUN., M.I.C.E.I., Milltown, 

 Banbridge, Ireland, 13, 14. 



SMYTH, PROF. PIAZZI, Royal Obser- 

 vatory, Edinburgh, 3, 7, 8. 



SOMERVILLE, J., 20, Westland Row, 

 Dublin, 12. 



SORBY, H. C., F.R,S., Broomfield, 

 Sheffield, 16, 18. 



SOUTH KENSINGTON MUSEUM, Lon- 

 don, 2, 6, 7, 10, 12. 



SPEECHLY, H., 43, King's Road, St. 

 Pancras, London, 6. 



SPENCE, P., Pendleton Alum Works, 

 Manchester, 13. 



SPILLER, J.,. F.C.S., 2, St. Mary's 

 Road, Canonbury, London, 7. 



SPOTTiswooDE,W.,F.R.S.,50, Gros- 

 venor Place, London, 7. 



SPOTTISWOODE, MRS. W., 50, Gros- 

 venor Place, London, 7. 



SPRAGUE, J. T., 315, Green Lane, 

 Birmingham, 1O. 



SPRENGEL, H., 44, Charlwood Street, 

 Pimlico, London, 5, 13. 



STANDARDS DEPARTMENT, BOARD OF 

 TRADE (H. W. Chisholm, War- 

 den), 7, Old Palace Yard, Lon- 

 don, 3. 



STANFORD, E., Charing Cross, Lon- 

 don, 16. 



STANLEY, W. F., 3, Great Turnstile, 

 Holborn, London, 2. 



STAYERS, G., Morpeth, Northumber- 

 land, 12. 



STEPHENSON, J. W., Equitable As- 

 surance Office, Mansion House 

 Street, London, 18. 



STEVENSON, D. & T., Northern Light- 

 house Office, Edinburgh, 12. 



STEWART, PROF. BALFOUR, F.E.S., 

 Owens College, Manchester, 8. 



STIFF AND SONS, London Pottery, 

 Lambeth, 13. 



STIRLING, THE BURGH OF, Stirling, 3. 



STONE, DR. W. H., Dean's Yard, 

 Westminster, 4, 6,7, 9, 11, 17,18. 



STRUTHERS, PROF., Aberdeen Uni- 

 versity, 18. 



SUB-WEALDEN EXPLORATION COM- 



MITTEE (W. Topley, F.G.S., and 

 H. Willett, F.G.S.), 16. 

 SUGG, W., Vincent Works, Vincent 

 Street, Westminster, 7. 



SDLLIVAN & Co., British Alkali 

 Works, Widnes, Lancashire, 13. 



SUNDERLAND, CORPORATION OF, 12. 



SWIFT, J., 43, University Street, Tot- 

 tenham Court Road, London, 18. 



SYMONS; G. J., 62, Camden Square, 

 London, 9, 14, 15. 



TAIT, PROF. P. G., M.A., University 

 of Edinburgh, 8, 1O. 



TALBOT, H. Fox, F.E.S., Lacock 

 Abbey, Chippenham, 7. 



TANGYJB BROTHERS, AND HOLMAN, 

 10, Laurence Pountney Lane, Lon- 

 don, 12. 



TAYLOR, MAJOR M. L., R.A., Royal 

 Artillery Institution, Woolwich, 3, 

 15. 



THAMES IRON WORKS AND SHIP- 

 BUILDING Co., Orchard Yard, 

 Blackwall, 12. 



THAMES IRON WORKS Co., Millwall, 

 12. 



THERMO-ELECTRIC GENERATOR Co., 

 27, New Street, Cloth Fair, Lon- 

 don, 10. 



THOMAS, J. W., The Laboratory, 

 Cardiff, Wales, 12. 



THOMSON, PROF. SIR W., F.R.S., 

 The University, Glasgow, 1, 3, 4, 

 10, 12, 15. 



THOMPSON, J. L., AND SONS, Sunder- 

 land, 12. 



THOMPSON, K., Junr.,Sunderland, 12. 



THORPE, PROF., Leeds, 7, 13. 



THWAITES AND CARBUTT, Bradford, 

 Yorkshire, 12, 13. 



TISLEY AND SPILLER, 172, Brompton 

 Road, London, 4, 1O, 14. 



TOPLEY, W., F.G.S., Geological Sur- 

 vey, Jermyn Street, London, 16. 



TRIBE, A., 17, Pembridge Square, 

 London, 13. 



TRINITY COLLEGE, DUBLIN, Dublin. 

 (See JELLETT AND LLOYD.) 



TRINITY HOUSE, LONDON, CORPO- 

 RATION OF, Trinity Square, Tower 

 Hill, London, 12. 



TROUGHTON AND SIMMS, 138, Fleet 

 Street, London, 3, 11, 15. 



TYLER HAYWARD & Co., 84, Upper 

 Whitecross Street, London, 12. 



TYLOR, J., AND SONS, 2, Newgate 

 Street, E.G., 3, 12. 



TYNDALL, PROF., F.K.S., 21, Alb<* 

 marie Street, London, 6, 8, 9. 



UNITED SERVICE INSTITUTION, KOYAL, 

 Whitehall Yard, London, 3, 11. 



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