PRINCIPAL CONTRIBUTORS TO THIS VOLUME. 
~ §. Anzrort, F.G.S., Birmingham. 
O. VY. Arun, Bodicote, Banbury. 
Epwarp W. Banczr, F.R.H.S., Birmingham. 
James EH. Baenauu, Birmingham. 
W. G. Buarcu, Birmingham. 
C. Bratz, C.E., Sedgley. 
F. A. Bepwett, M.A., F.R.M.S., Bridlington Quay. 
Henry Birp, M.D., Bath. 
C. Canuaway, M.A., D.Sc. Lond., F.G.S., &c., Wellington, Salop. 
T. Spencer Cospoxp, M.D., F.R.S., London. 
G. OC. Drucz, F.L.S., Oxford. 
H. J. Exwes, F.Z.S., F.L.S., &c., Cirencester. 
H. E. Forrest, Birmingham. 
Rey. W. W. Fowxzer, M.A., Repton. 
Water Granam, F.R.M.S., Birmingham. 
Pumie Henry Gosst, F.R.S., Torquay. 
W. B. Groves, B.A., Birmingham. 
JoHN Guuson, Coventry. 
W. Jerome Harrison, F.G.S., Leicester. 
W. R. Hueuss, F.L.S., Birmingham. 
J. Gwyn Jerrreys, LL.D., F.R.S., &c., Ware, Herts. 
Rey. J. D. La Toucuz, B.A., Stokesay. 
-Joun Levick, Birmingham. 
H. J. Lows, F.R.S., Nottingham. 
Tomas Macautay, M.R.C.S., Kibworth. 
F. T. Mort, F.R.G.S., Leicester. 
C. T. Musson, Nottingham. 
W. Pures, Shrewsbury. 
G. Rogson, Leicester. 
JAmEes Suipman, Nottingham. 
Lawson Tarr, F.R.C.8S., Birmingham. 
C. U. Tripp, M.A., Burton-on-Trent. 
G. H. Twice, Birmingham. 
G. SHerRirr Tyz, Birmingham. 
W. Sournatt, F.L.S., Birmingham. 
Rey. J. E. Vizze, M.A., Forden, Welshpool. 
W. Warraxer, F.G.S., H.M. Geological Survey. 
Wricut Witson, M.R.C.S., F.L.S., Birmingham. 
H. B. Woopwarp, F.G.S., H.M. Geological Survey. 
