INDEX. 
231 
of Disease (title only), xviii; Earth¬ 
quake in the West of England felt 
at Hertford, xxi, 116. 
Sherrard’s Park Wood, Welwyn, 
visited, xxiii. 
Shrike, woodchat, in Herts, 53. 
Silvester, F. W. : Report on In¬ 
sects observed in Hertfordshire 
during the year 1885 , xix, 49-52 ; 
1886 , xlv, 201-204. 
Simpson, Miss, phenological observa¬ 
tions by, in 1885 , 93; in 1886 , 
176 ; insects observed by, in 1886 , 
201 . 
Smew in Herts, 56. 
Social wasps, habits and economy of, 
153. 
Solar System, on a model of the, 97. 
Sound, laws governing, 19. 
Southgate, rainfall at, in 1885 , 74; in 
1886 , 217. 
Springfield, St. Albans, visited, xliii. 
Stars, distance of, 104. 
Stevenage, rainfall at, in 1885 , 74 ; 
in 1886 , 217. 
Stimulants, use of, 138. 
Stortford, see Bishop’s Stortford. 
Stradling, A.: Snakes and Snake¬ 
bites (title only), ix; Reptiles re¬ 
cently observed near Watford, xxi, 
119. 
Summer migrants in 1885 , 58; in 
1886 , 162. 
Sun, elements of, 98, 100 . 
Swan, whooper, in Herts, 161. 
T. 
Temperature at Throcking in 1885 , 65, 
68 ; in 1886 , 209, 210 ; at Wat¬ 
ford, in 1885 , 84 ; in 1886 , 170 ; in 
1877 , 206. 
Tennyson on God in Nature, 22 . 
Tertiary outliers near Welwyn, xxii; 
beds at Pinner, xxvi; at Busbey, 
xlvi ; near Rickmanswortb, xlvii. 
Tewin Water, Welwyn, visited, xxii. 
Thame district, rainfall in, in 1885 , 77; 
in 1886 , 218. 
Therfield, rainfall at, in 1885 , 74; in 
1886 , 217. 
Throcking, earthquake of 1884 felt at, 
29; meteorological observations at, 
in 1885 , 65 ; in 1886 , 209 ; rainfall 
at, in 1885 , 67, 74; in 1886 , 211 , 
217. 
Tortrixpomana , injury to apples by, 50. 
Totanus calidris in Herts, 57. 
Towns in relation to health, 147. 
Tring, earthquake of 1884 felt near, 29 ; 
rainfall at, in 1885 , 74 ; in 1886 ,217. 
IT. 
Underground waters, effects of earth' 
quake of 1884 on, 31. 
Uranus, elements of, 98, 103. 
v. 
Ventilation of rooms, 144; of sewers, 
149. 
Venus, elements of, 98, 101 . 
Verini, W.: Section at the Well and 
Boring made at the Colne Valley 
Water Works, Watford, in 1885 , 
xxi, 116-117. 
Verulam, old city of, xxiv. 
Vespidse, habits and economy of, 153. 
Visitants, spring, autumn, and winter, 
in Herts, in 1885 , 60 ; in 1886 , 163. 
W. 
Wansford House, Watford, rainfall at, 
in 1885,74 ; in 1886 , 212 ; meteoro¬ 
logical observations at, in 1885 , 83 ; 
in 1886 , 169. 
Ware, earthquake felt at, in 1750 , 24 ; 
in 1884 , 29; insects observed at, in 
1885 , 49 ; rainfall at, in 1885 , 74 ; 
in 1886 , 217 ; phenological observa¬ 
tions at, in 1885 , 93 ; in 1886 , 176. 
Wasps, social, habits and economy of, 
153. 
Water at Bedford, analyses of, xxviii. 
Waterworks, Section at Colne Valley, 
Watford, 116 ; at St. Albans, 117. 
Waters, underground, effects of earth¬ 
quake of 1884 on, 31. 
Watford, ordinary meetings at, 1885 , 
ix-x ; 1886 , xviii-xxii, xxxiv-xxxv ; 
1887 , xlii-xlv ; anniversary meet¬ 
ings at, 1886 , ix ; 1887 , xxxv ; field 
meetings at, 1886 , xxxii; 1887 , xlvi; 
insects observed at, in 1885 , 49 ; in 
1886 , 201 ; codlin-moth at, 50; 
meteorological observations at, in 
1885 , 74 ; in 1886 , 169 ; rainfall at, 
in 1885 , 74, 85 ; in 1886 , 171, 217 ; 
in 1877 , 207; phenological observa¬ 
tions at, in 1885 , 93 ; in 1886 , 176; 
well-section at, 116 ; reptiles ob¬ 
served near, 119. 
Watford Fields sewage-farm, section 
at, 117. 
