239 INDEX TO VOL. XXXII.

PAGE. PAGE. Abbott, W. J. L., Excur­ Brick-earth, etc., from sion to St. Leonards, St. Andrew's, Guern­ 226 ; Exhibit 54 sey 206 Accounts for 1920 144 Bouley Bay, Excursion Zl2 Ackroyd, F., elected 56 Breccia - Conglomerate, , Excur- Mell Fells 127 sion Brick-earth, Guernsey, Analysis of Cordierite­ :206 ; Ipswich .. hornfels British Museum (Natural Anderson, W., elected .. History), Visits Anglo - Franco - Belgian Brown, E. E. S., Excur­ Basin .. 57 sion Committee, 147; Anne Port, Excursion 213 Excursion Secretary, Annual Report for 1920 140 2g ; Excursion to Rux­ Ashworth, M. H., elected 53 ley and the Crays 47 Austin, J. E., elected 53 Buckland Common, Ex­ Avon, Bristol Ig6 cursion --Salisbury Ig6 Bull, A. J. Excursion Ayling, H. A., elected 53 Secretary, 177; Illus­ Baker, W. ]., elected 52 trations Committee .. Banbury, Excursion 109 Burleigh, H. W., elected Barke, H. F., elected 53 Butler, A. L., elected .. Barrow, G., Excursion Butt, A. N., exhibit to Rickrnansworth, 17 ; Oambrian Rocks, Jer­ Excursion to the Tring sey 151, 212, 213 Gap and Steps Hill, Cannell, Miss R. F., 215 ; Excursion to elected .. 54 Wendover and Buck­ Carrick Fell, Excursion 125 land Common, 42; Castle Head 123, 124, 133 Exhibit 54 Chalk, Headley, 235; Barton, A. W., elected .. 53 Hogden Bottom, 231 ; Bassenthwaite, Excur­ , 35; Pewsey, sion 12g r or ; Pmden, 236; Bassett, Miss M. J., Purley, 33; Ruxley, Excursion Secretary.. 47; Road, 27 ; Bauer, Miss G. M., Ex­ Shore Hill, 38; Stan­ cursion Committee, stead, 49; Stone, 237 ; 147; Excursion Sec­ Tring .. "" retary .. 136 Chalk Breccia Bekker, H., elected 52 Chambers, F. W., elected Belgium, Eocene Beds .. 74 Chandler, Miss M. E. J., Bennett, F. J., obituary 141 elected.. .. 54 --W. H., exhibit .. 54 --R. H., exhibit 54 Bentley, H. T. B., elected 52 Chilcott, B. G., On a Berchem, R. G., elected 56 Superficial Deposit at Berdinner, H. C., elected 56 St. Andrew's, Guernsey 206 Birds-eye, in granite .. 162, 211 Cholesbury Excursion .. 42 --in slate 128, 12g Chubb, L. J., elected 56 Blackheath Beds, forma- Clark, W. E. Le G., tion 28, 71 elected .. 53 --fossils 8g Claygate Beds at Willes- Blisworth, Excursion .. 112 den Green 139 Bonne Nuit Bay, Excur- Corbiere, Excursion 2Il sion 210 Cornes, H. W., elected 53 Booth, W. H., elected .. 52 Cotherill, K. T., elected 56 Boswell, P. G. H., Petro­ Cotil Point, Excursion .. 21 4 logy of Samples of Cotters 221 INDEX.

PAGE. PAGE Cox , A. H ., Lect ure 52 F a gg, C. C., Excursion Cranford, Excursion 223 to Purley, 33 ; exhibit 54 Crays, Excursion 47 F alcon Crag, Excursion 123 Cretaceous Rocks (see Faults, Duston, 22 1; also Chalk), Correla­ Irthlingborough, 222; tion, 32; Evidence for Jersey, 153-7, 161, Folding near South 170, 214; Lake Dis­ Mimms, 227; Leigh­ trict, 125, 128, 130 , ton Buzzard.r z j ; Nut­ 136-7; Ruxley, 47; field , 30; St.Leonards 226 Tilburstow H ill 3° Croham Hurst, E xcur- Fisher, W . J ., elected 56 sion Fi shes, Fossil, Visit to Crump,A., elected the Gallery of 179 --Mrs. C. M., elected Fleet, W. F., exhibit 54 Cuipin,B.E.L., Excur- Flett, J . S., elected 56 sion to Stevenage 20 Flint, disintegration of 40 D avies, A. M., lecture 53 Flow-breccia, 124, 132, - -D., exhibit 54 133, 135, 136 .. 212 --G. M., Excursion Folding, Pewsey Ant i- Committee, 147; Ex­ cline, 191 ; Sout b cursion t o Croham Mimms 227 Hurst and the Ad­ Fossil lists, Chalk, 35, dington Hills 27 236; Eocene, 89, 139 ; --1. E., elected 56 Glacial (derived), 27; Derwentwater, Excursion 123 Lower Greensand .. 3 1 Devonshire, Miss L ., F ox, C. J. B ., exhibit .. 54 elected.. France, Eocene Beds .. 74 Dibley , G. E ., Excursion Francis, J ., exhibit .. 54 to Purley, 33 ; Ex­ Frem ont Promontory, hibit 54 Excursion 210, 212 Dry Gills, Excursion .. 125 Fricker, A. E., elected.. 53 Duncan, C. C., a nalysis Fripp, 1., elected ,;6 of Cordierite-Hornfels, 138 G allow Hill, Excursion.. II9 Duston, Excursion 220 Geologists and the Geo- I!asneye, Excursion 49 logists' Association .. 183 Eastwood, T., elected .. 52 Giffard Bay, Excursion .. 210 Edge Hill, Excursion ,. II5 Gilbert,C.J., exhibit .. 54 Edwards, W. N ., elected, Gillercomb, Excursion .. 131 53 ; exhibit, 54 ; Visit Gilling, R , elected 56 to the Gallery of Glacial Phen omena, Lake Fossil Plants 177 District, 132 ; Leighton Elizabeth Castle, Ex­ Buzzard, 176; Steven­ cursion age, 20 ; Tring 211) Ellison. J ., elected Glasspoole, J ., elect ed . . 53 E ocene Beds, Anglo­ Glaucophane, Guernsey 209 Franco-Belgian Basin, Gordon, \V. T ., Demon- 57; the Crays, 47; stration in secti on cut­ Evidence for Folding, ting 209 near South Mimms, Gorey, Excursion 212 227; Headley, 235; Green, J . F . N ., Excur­ Knockmill, 39; Sand­ sion to the Lake Dis­ erstead, 217; Shirley, trict, 123 ; E xcursion 29 ; Swanscombe, 237 ; to the Tring Gap and \Villesden Green 139 St eps Hill, 2J5 ; Ex­ Epps, F. J ., Excursion cu rsion to Wendover Secretary 20 and Buckl and Com ­ Epwell,E xcursion II9 mon, 42 ; exhibit _. 54 Evans, T . M., elected .. 53 Gu ernsey, Super ficial De­ Excursions, 1920 147 po sit E ycott Hill, Excursion . . 126 Gupta,H. K. , obit uary INDEX.

PAGE. PAGE. Halloysite 39 Exhibit, 54 ; Illus­ Hargreaves, J. E., elected 56 trations Committee.. Harlestone, Excursion .. 220 Lectures and Papers, Hasan, H., elected 53 1920 Haskell, H. A., elected .. 53 Leighton, D., Excursion Haward, F. N., exhibit.• 54 Committee Haweswater, Excursion 134 Leighton Buzzard, Ex- Hawkes, L., elected .5 2 cursion 173 Hawthorne, W., elected 53 Le Lacheur, Mrs., elected 53 Headley, Excursion 23 1 Les Platons, Excursion 210 Hewitt, H. D., elected.. 56 Les Rouaux Bay, Excur- Hill End, Excursion 51 sion 213 Hinch, J. de W., elected 56 L'Etacq, Excursion 2IT Hind, W., obituary 141 Library .. 149 Hook Norton, Excursion II6 Limon 207 Hornton Stone .. II6 Longfield, Excursion 236 Igneous Rocks, Jersey, Long Sleddalc, Excur- 151, 210; Lake Dis­ sion 128 trict 123 McPherson, S., elected .. 52 Implements from Plateau Mainprize, S. L., elected 53 Brick-earth at Ipswich I March, Miss M. C., Ippollitts Gravel Pit .. 25 elected.. 53 Ipswich, Implements May, A. F., elected 52 from Plateau Brick­ Mell Fells, Excursion 126 earth .. Metamorphism in Jersey, Ironstone, Northarnp- 152, 2II; in Lake tonshire, .. II3, 222-4 District 124, 131 --Marlstone .. II5 Michelson, S., elected .. 53 Irthlingborough, Excur Mimms, Excursion 227 sion 222 --Map 229 Irving, Rev. A., obituary 142 Minerals from Brick-earth, Islip, Excursion 223 Guernsey 208 ,Jersey, Excursion, 210; Mole Valley, Excursion 219 Geology of Molybdenite, Jersey 213 Johnston, Miss M. S., Mont Mado, Excursion 213 exhibit 54 Needham, E. S., elected 53 Johnstone, J., exhibit.. 54 New Barnes Mill Pit, Jones, T. A., elected 53 Excursion 51 Jurassic Deposits, Ban- Newbottle, Excursion .. 121 bury and Towcester, Newton. H. E., Excur- 10'-! ; Northampton­ sion Secretary 210 shire 219 Newton, Miss J., elected 53 Kalahari, river-capture 55 Nicholson, M. D., elected 54 Kampylite, Dry Gills .. 125 Nodular Rhyolite 133, 135 Kennet, 199; map 200 Northampton, Excursion 219 Keswick Museum, Visit 138 --Museum 220 King's College, Visit 2C9 Northamptonshire, Ex- King's Sutton, Excursion 121 cursion.. 219 Kingston Hill, Excursion 181 North Downs, Excursion 36 Kitchin, F. L., Exhibit, 54 Nutfield, Excursion 3° --Excursion to Leigh- Ohashi, R., elected, 56; ton Buzzard 173 exhibit 55 Lake District, Excursion 123 Orford, E. J., elected 52 La Move, Excursion 2IT Otford, Excursion 36 Lapworth, C., obituary 140 Pectolite, Mosedale 125 Latter, M. P., elected .. 56 Pendle 221 Leach, A. L., Excursion Pewsey Vale, Geological Committee, 147; Ex­ History 189 cursion to the North Plants, Fossil, Visit to the Downs in Kent, 36; Gallery of INDEX.

PAGE. PAGE. Platt,W., elected, 53; ex­ Rhodes, J. W., Assistant hibit 55 'Director .. .. 136 Pleistocene Deposits, Rhodes, \V. E., elected .. 53 Brixworth 225; the Richardson, Mrs. C. J., Crays, 47; Guernsey, elected .. 53 206; Ipswich, I; Richardson. F. D. S., Kingston Hill, 181; elected .. 53 Leighton Buzzard, Richardson, L.,Excursion 174; Longfield, 23 6 ; to the Banbury and Pewsey Vale, 201; Towcester Districts, Purley, 34, 218; Rick­ 109; On a Superficial mansworth, 17; St. Deposit at St.Andrew's, Leonards, 226; Sand­ Guernsey 206 erstead, 217; Shore Rickmansworth, Excur- Hill, 39; Stanstead, sions 17 49; Stevenage, 20; Ridge Hill, Excursion .. 227 Tring.j 215; Tytten­ Robinson, C. E., elected 54 hanger, 51; Walton Robinson, P. L., elected 53 Heath, 231; Wend­ Ronez, Excursion 2U over, 42; Bradford Rostron, J., elected 56 Gorge, 192; Headley, Rule IX., Alteration 53, 147 231; Ridge Hill, 228 ; Ruxley, Excursion 47 Wendover and Choles­ Sadghyll, Excursion 128 bury 42 St. Albans, Excursion.. 51 Plumbago, Borrowdale 13 2 St. Andrew's, Guernsey, Plymen, G. H., elected .. 56 Superficial Deposits .. 206 --Excursion to Jersey 210 St. John's, Excursion 136 --Geology of Jersey 15 1 St. Leonard's, Excursion 226 Postlethwaite,J., exhibrts 136 Sale Fell, Excursion 129 Post-obsequent streams 198 , Excursion 21 7 Pot-lids .. 224 Sand in Chalk,. Selsdon Pre-Cambrian Rocks, Road, 28; Stanstead Guernsey 206; J er­ 49; Stone 237 sey 151, 210 Schwarz, E. H. L., Presidential Address .. 183 Lecture 55 Priest, S., Excursion to Seathwaite, Excursion .. 13 1 Longfield and the Sharps' Hill, Excursion u6 Swanscombe Eocene Sherlock, R. L., Excur- Outlier (Western Side), sion to Stanstead, 236 ; Excursion to Easneye and Ware 49 Stevenage, 20; Excur­ Silver Gill, Excursion .. 125 sion Secretary, 25; Silvester, N. L., elected 53 Exhibit 55 Skeats, E. W., Lecture .. 56 Prmgle, J., Excursion to Skerl, J. G. A., elected .. 52 Leighton Buzzard 173 Skiddaw Aureole 13° Purley, Excursion 33, 21 7 Small, E. W., Lecture.• 52 Pyrite, Formation 220 Smith, R. A., Imple- Pyromende 160, 212 ments from Plateau Pyromorphite, Dry Gills 125 Brick-earth at Ipswich I Smith, William, Grave .. 220 Quayfoot, Excursion .. 133 Solution Hollows 44 Rammel .. 221 Spath, L. F., Cephalo­ Ranson, J., elected 54 poda from N utfield .. 31 Rea, Miss E. C., elected Springs, in Chalk, 37; 53; exhibrt .. 55 granite-porphyry, 137 ; Reader, T. W., Excursion Tertiaries 29 Committee, 147 ; Illus­ Stamp, L. D., Excursion trations Committee .. to Longfield and the Report of the Session .. Swanscombe Eocene Reynolds, Miss D., elected Outlier (Western INDEX.

PAGE. PA GE. Sid e), 236 ; Excursion Wendover, E xcursion 4 2 t o Tilburstow Hill Westmount , Excursion 2 IO, 214 and Nutfield, 30 ; Ex­ Whitaker, W ., E xcursion hi bits, 55: On the Bed s to San der st ead and at the Base of the P urley, 217: Excur­ Ypresian (London sion to the Valley of Clay) in the Anglo­ the Mole. 219; P resi­ Franco-Bel gian Ba sin dential Address 57; Visit to King's White , E . 1., elected College 2°9 Wi llesden Green , Cla v- St anst ead, E xcursion .. 49 gate Be ds - 139 Stephens, A. J., electe d 54 Williams, A. H ., Excur ­ Steps Hill, E xcursion .. 2 15 sion t o T yttenhanger, Stert Valley 198 H ill E nd . New Barnes St ev enage, Excur sion . . 20 Mill P it and St. Albans , Stopes, Dr. M., Colle ction 219 51: Excursion Com ­ Stra tford , Miss A. G. R. , mittee, I47 ; Excur ­ electe d .. 53 sion Secretary 50, 109, 219 Stuart, A., elected 52 Williamson, J., elect ed 54 Styhead Pass, E xcursion 1 3 1 Wilson, E. J, elected, Swanscom be Outlier, 52 ; E xcursion Sec re ­ Excursion t ary 18z Swindal e, E xcursion .. Windsor-Aubrey, Miss G. T a dm arton , E xcursion M., elected 54 Ta ylor, Miss A. R ., elected Winwood, Rev . H . H ., Tavlor, E. R. , elected .. obit uary Templeman, A., elec ted Woodward, A. S., Visit Tete des H ou gues, E x- to the Gall ery of F ossil curs ion 2 12 Fish es . . 179 T hompson, B ., Excur­ Wooldridge,S. W., E vi­ sion to Northampton ­ de nce for Folding in shire 219 the Tertiary and Cre­ Threlkeld" Excursion . . 1 3 6 taceous R ocks near Tilburst ow Hill.E xcursion 30 South Mimms and Towcester, Excursion .. I 09 Ridge Hill, 227 ; Ex­ Tring 'Gap, Excu rsion . • 215 cursion to SouthMimms Tungsten Min e .. 130 and Ridge Hill, 227 ; T urner,F.A., Excur - exhibit 55 sion t o Kingst on Hill, Wright , W ., Re po rt of 181 ; E xcursion to the Session , 1920 5z Walton H eath a nd Wrigley , A., exhibit , 55 ; Headley 23 1 Claygat e Beds at Wil­ T wy well, E xcu rsion 223 lesd en Gree n 139 T yttenhanger, E xcursion 51 Varney, W . D., Geologi- Yates, E ., exhi bit 55 ca l H istory of the Yeatman-Woolf, M., Pewsey Vale .. 189 elected . . 53 Verrall , F . H ., elected .. Yo u ng, G. W ., Excur­ 52 sion t o Walton Heath Vevers, G. M., electe d .. 56 Wade, J. J., elected and H eadley , 23I; 53 Excursion Committee, W alton Heath, E xcu rsion 231 Ware, E xcursion 147, Illustrations 4 Committee Warren, S. H ., ex hi bit. . 55 143 Watch Hill, Excu rsion . . 12 Ypresian. Beds at the 9 Base of, in the Ang lo­ Watendl ath, E xcursion 133 Wells, A. K. . elect ed, 53 ; Franco-Bel gian Basin 57 exhibit 55 Zinc-Blende, L' Etacq .. 154. 2 !I