212 



IKDEX. 



V. 



Vanessa pohjchloros getting scnrce, 78 ; 



at St. Albans, 188 ; V. lo at Hitchin, 



189 ; V. cardiii and atalanta in 



Herts, 189. 

 Yerey, a. S. : Notes on Birds 



frequenting the neighbourhood of 



Heronsgate, Herts, Ix, 155-160 ; 



on the black redstart {RuiiciUa titi/s) 



in Herts, 49 ; on larvie of bird's- 



wing moth, 82. 

 Yekini, W., remarks on softening of 



hard water, li. 

 Yisitants, winter, arrival in 1893, 06; 



in 1894, 154. 



W. 



"Wasrtail, grey, near Tring Reservoirs, 



148. 

 Wailes, G. H. : Crystals and Precious 



Stones, xiii-xiv. 

 Ware, rainfall at, in 1893, 36; in 



1894, 134 ; gale of March 24, 



1895, at, 201. 

 Wasp-infestation of 1893, 22. 

 Water End, Hemel Hempstead, visited, 



Ixv. 



Water End House, Wheathampstead, 

 visited, xxv. 



Water, relative advantages of hard 

 and soft, 101 ; hardness of Watford 

 supply, 101 ; of London supply, 

 102 ; whether hard or soft best for 

 drinking, 105 ; taste of hard and 

 soft, 1 12 ; analyses of, from chalk 

 wells and springs in Herts, 113; 

 hardness of, supplied to London in 

 1892, 114; imiDm-ity and hardness 

 of, from chalk wells and rivers, 

 before and after softening with lime, 

 115. 



Water, hard, softened by boiling, 102 ; 

 by soap, 102 ; by carbonate of soda, 

 103; by lime, 104; by distillation, 

 105 ; does not form bone, 108 ; 

 causes dyspepsia, 109 ; avoided by 

 horses and dogs, 1 09 ; expense of 

 softening by lime, 110. 



Water, soft, moi-e economical than 

 hard, 102; its action upon lead, 112; 

 its advantages, 116; Lord Play fair 



quoted on its advantages for health, 

 120 ; M. Soyer quoted on its 

 advantages for cooking, 121 ; sum- 

 mary of its advantages for health, 

 convenience, and economy, 124. 



Waters, underground, investigation of, 

 xlvii. 



Watford, ordinary meetings at, in 

 1893, ix-xi; in 1894, xi, xiii-xiv, 

 xx-xxi, xli-xlviii; in 1895, xhiii-li, 

 Ix-lxi; wasp-infestation at, 23; phe- 

 nological observations at, in 1893, 

 28 ; in 1894, 194 ; rainfall at, in 

 1893, 36. 38; in 1894, 131, 134; 

 relative advantages of hard and soft 

 water for, 101 ; advantages of a 

 supply of soft water for, 116 ; gale 

 of j\Iarch 24, 1895, at, 201 ; nest 

 of tree-wasp at, 203. 



Waxwing near Hertford, 50. 



Welwyn, wasp-infestation at, 25 ; rain- 

 falfat, in 1893, 36, 38; in 1894, 

 131, 134; gale of March 24, 1895, 

 at, 201. 



Weston Park, Stevenage, rainfall at, 

 in 1893, 36; in 1894, 134. 



Wettest days in 1893, 38 ; in 1894, 136. 



Wheathampstead visited, xxvi. 



Whitethroat, habits of, 156. 



Winter of 1892-93,27,60; of 1893-94, 

 164, 193. 



Winter visitants, arrival of, in 1893, 

 56 ; in 1894, 154. 



Woodcock at Tring Reservoirs, 151. 



Woodpeckers, at St. Albans, 53 ; habits 

 of, 159. 



Woodward, Dr. H., remarks on the 

 iguanodon, Ixii. 



Wood-wren at St. Albans, 52. 



Wymondley, Great, visited, xxxvii ; 

 Little, visited, xxxv ; old Spanish 

 chestnut near, xxxv ; Priory visited, 

 XXX vi. 



Yellow-hammer, habits of, 158. 



Z. 



Zoological Gardens, Regent's Park, 



visited, XXX. 

 Zygana trifulii at Watford, 189. 



