INDEX TO VOL. XX. Abridge, club excursion, 39. Alberta, bird skins presented, 94. Ashdon, Meteorite, 205. Atypus affinis, 23, 89. Aveley, wheat dib presented, 86. Avery, J., Jabez Legg, 43 ; ex- hibits goat-moth larva and its boring in wood, also abnormal horse-chestnuts, 86 ; exhibits Essex prints and drawings, 90, 94, 97, 105, 228, 232, 239, 242. Baddow, Little, club excursion, 159. Badgers, 108. Barking, Old Court House, visit and protest against demolition, 277. Barns, S. J., conducts Waltham- stow excursion, 100. Basidiomycetes, Epping Forest, 164. Beeleigh Abbey, club excursion, 279. Benfleet, club excursion, 284. Berkeley, Mrs., of Spetchley (nee Wilmott, of Warley), 219. Bird sanctuary, Lea Valley re- servoirs, 244, 280, 283. Birds of Alberta, 94 ; of Black- water Valley, 259 ; of Crouch Valley, 25 ; of Lea Valley 47, 86, 109, 218. Blackbird, pied, Romford, 45. Blackwater Valley, Birds of, 259. Bocking, Ring-Ousel, 47 ; Badgers, 109; Red-throated Diver, 223. Boreham, club excursion, 159. Boulger, G. S., Errata in Dedham Flora, 45 ; conducts club through Kew Gardens, 96 ; decease, 97 ; Richard Warner, 1711-1775, 206, 245. Bradfield, Arctic Skua, 109. Bradwell, Blacknecked Grebe, 109. Brenchley, W. E., Weeds, soils and crops, 98. Briscoe, A. E., conducts excursion to Boreham and Little Baddow, 159. British Museum (Nat. Hist.), visits, crabs 93 ; whales, 233, Buxton, G., conducts Woodford ramble, 157 ; and Epping Thicks, 160. Calman, W. T., crustacea in British Museum, 93 ; whales, 233. Cam Valley, Neolithic sites, 49. Canvey Island, club excursion, 284. Chittenden, F. J., conducts club in Royal Horticultural Society's Gardens, Wisley, 35. Christy, M, Paludestrina Jenkinsi at Grays, 45 ; Stinkhorn Fungus, no ; The Common Polypody in Essex ; Why is it decreasing ? 287. Club annual reports, 1921-2, 107 ; 1922-3, 243. Cole, William, obituary, 167 ; Lepidoptera bequeathed to club, 172. Convolvulus hawk moth, Leyton- stone, 87. Crawford, Capt., presents coloured drawings of plants, 232. Crouch Valley, birds, 25. Cryptogamic Forays, 12 Nov., 1921, 87; 11th November, 1922, 230. Dab, full of linseed, 223. Dale, H. B., Dale family, 227. Dedham Flora, errata, 45. Dent, G., presents Yellow-necked Wood Mouse, 89 ; adders, ravens, badgers, 108 ; conducts Roydon-Parndon excursion, 281. Diver, Black-throated, 234. Diver, Red-throated, at Waltham- stow, 86 ; at Bocking, 223. Dunlin, Low Street, presented, 97. Dymes, T. A., fruit and seed col- lecting and curating, 229. Earwig, Giant Shore, exhibited living, 229. Epping Forest, Trapdoor-Spider, 23 ; Sewardstone excursions, 34, 282 ; fungus forays, 41, 164, 285 ; birch Groves, 69 ; Cryptogamic forays, 87, 230 ; adders, 108 ; Monotropa Hypopitys, 109 ; Woodford excursion, 157; Ep- ping Thicks, 161 ; squirrels, 205 ; moss hunt, 240 ; grass and sedge foray, 282. Fairlop Oak, tea-caddy from wood, 86 ; measurement, 1748, 244. Falcons, 21. Felsted, Little Grebe, 97. Fire-Brats at West Ham, 85. Forster, Edward, M.S. notebooks exhibited, 240 ; annotations in Turner and Dillwyn's Botanists Guide, 1805, 244.