Ixxxviii. Proceedings. 



and by means of a pin a perfect tracing is recorded. The 

 paper on which the tracing is taken is then varnished with gum 

 benzoin. The instrument was incessantly engaged during the 

 evening in taking the pulse of any who wished to be experimented 

 upon. Dr. Rosser also showed a spirometer and water 

 hammer. 



At another part of the hall Dr. Burdon Sanderson's instru- 

 ment for measuring the velocity of thought and power of 

 discrimination (shown by Mr. W. F. Stanley), also came in for 

 a large share of attention. 



The following is a list of exhibitors of microscopes :• — ■ 



Croydou.- — Mr. Philip Crowley (President), Messrs. H. R. 

 Owen, Maitiand-Gardner, W. Ingrams, Compton.E. B. Sturge, 

 E. Lovett, Baldock, Rich, W. Stanley, G. Manners, S. Overton, 

 Jno. Berney, H. Long, M. Mawson, S. W. Low, Jno. 

 Corry, R. G. Hovenden, J. W. Justican, T. M. Loftus, W. J. 

 Fuller, J. F. Rymer, F. R. Cheeswright, J. C. Oswald, J. Epps, 

 jun., T. G. Brewer, K. McKean, A. D. Taylor, E. Williams, 

 H. Turner, J. Toms, R. T. Backwell, R. Hall, Dr. J. M. 

 Hobson. 



Royal. — Messrs. F. M. Boosey, J. J. Verzay, J. R. Williams, 

 J.J. Hunter, J. W. Fairey, H. Cronch, A. C. Cole, G. Cole, 

 Moginie. 



QuekeU.—Mesi.i-5. T. D. Russell, W. T. Brown, G. A. Mes- 

 senger, H. R. Gregory, J. Nelson, F. Enoch, F. H. P. Hind, 

 Clifford, F. Reeves, J. H. Hadland, J. P. Watson, A. L. 

 Corbett, F. W. Andrews, G. Hind, C. Baker, G. Pearce, F. 

 Rudkin, J. W. Bailey, J. E. Simmonds, Alpheus Smith, A. S. 

 E. Arch, G. D. Plomer, M. D. Notting, H. Epps. 



South London. — Messrs. W. West, J. W. Worster, J. D. 

 Errssell, E. Dodswell, W. Short, T. W. Henbrey, H. B. 

 Robinson, R. S. West, J. B. Saffroy, W. B. Smith, R. A. 

 Smith, J. A. Smith, T. Parks, T. W. Stidstore, W. T. Suffolk, 

 J. Terry. 



Greenwich. — Messrs. C. E. Bloomfield, M. Jakeman, T. W. 

 Dannatt, W. Trickett, G. Dannatt, H. S. Richardson, W. S. 

 Scarr, W. Crush. 



New Cross.— Messrs. H. T.J. Hall, F. T. Nottage, G. J. 

 Weightman, G. T. Collingwood, M. Burgess, T. Harrison, G. 

 P. Berry, J. Harrison, F. J. Gregory. 



Walthamstoiv. — Messrs. G. Ward, O. C. Goldthv/art, J. 

 Puddy, J. Alstone, J. Thomson, R. Sedgwick, W. S. Vernon. 



Sydenham a)id Forest Hill. — Messrs. R. C. Crossland, E. 

 George, A. C. Perrins, P. P. Pendergast. 



Entomological Society, London. — Mr. T. Wood. 



Erith and Belvedere. — Messrs. G. Wilcock, H. A. Auld. 



Hackney. — Messrs. A. Feldwick, C. Willmott. 



