INDEX. 
201 
K. 
Kens worth, rainfall at, in 1889 , 67; 
in 1880 - 89 , 85 ; in 1890 , 181. 
Kestrel in Herts, 91. 
L. 
larus marinus at Hertford, 128. 
Latham, B. (quoted), on water-supply 
from the Chalk, 158. 
Lawes, Sir J. B., entertainment of 
members by, xxxv. 
Lea district, rainfall in, in 1889 , 69; 
in 1890 , 184. 
Lea Bridge, evaporation from water- 
surface at, 141 ; percolation through 
soil at, 142. 
Lemna trisulca at Bushey Mill, lxviii. 
Lepidoptera of Sandridge, 97. 
Lewis, H., on birds observed at North 
Mimms, xxxii; on hybernation of 
the swallow, xxxiii; remarks on 
birds, xli. 
Lewis, W.: A Stoat caught in a Mole- 
trap, lxi, 196. 
Library, additions to, in 1889 , xix; in 
1890 , Ivi. 
Lichens found in Hatfield Park, xxxix. 
Lightning,how to photograph, 165,167. 
Linurn catharticum at Wheathamp- 
stead, 74. 
Listera ovata at Barton, xxvi. 
Little Hadham, see Hadham. 
Local scientific investigation, 37, 39. 
Lock, insects building in, 196. 
London, water-supply of, 129; in the 
past, 149; at present, 151; in the 
future, 159. 
London Clay at Bennet’s End, Ixii; at 
Ayot, lxv. 
Long Marston, well-section at, 59. 
Longmore, C. E., on abstraction of 
water from the Lea, 1. 
Luton visited, xxxvi. 
M. 
McLean, Dr., reception of members 
by, xxxiii. 
McMullen, A. P., on water-supply, 
xlix. 
Marine Biological Association, xlii. 
Massee, G.: The Diseases of Plants 
due to Fungi (title only), xiv; lists 
of fungi by, xxxviii, lxix. 
Mawley, E. : A Simple Method of 
taking Phenological Observations, 
Ivii, 117-122 ; The Percolation of 
Bain through comparatively Light 
and through comparatively Heavy 
Soil, lix, 175-178. 
Mergus albellus at Welwyn, 124; M. 
Merganser near St. Albans, 124. 
Method, simple, of taking phenological 
observations, 117. 
Meteor, fire-ball, in Herts, xlvi, 194. 
Meteorite observed in Switzerland, 193. 
Meteorological observations taken at 
The Grange, St. Albans, in 1889 , 25 ; 
in 1890 , 169. 
Meteorology, notes on, 72, 193; applica- 
cation of photography to, 162. 
Mimms, North, visited, xxix ; swallow- 
holes at, xxix ; birds seen near, xxxii. 
Miscellaneous notes and observations, 
72, 193. 
Mole-trap, stoat caught in, 196. 
Mollusca exterminated at Totternhoe, 
lxiv. 
Montreal, conference of delegates to 
British Association at, 47. 
Moor Park, Bickmansworth, rainfall 
at, in 1889 , 67 ; in 1880 - 89 , 85 ; 
in 1890 , 181. 
Mosses found in Hatfield Park, xxxix. 
Much Hadham, see Hadham. 
Munden Park visited, lxvii. 
N. 
Narcissus Pseudo-Narcissus at St. 
Albans, 75. 
Nash Mills, Hemel Hempstead, rain¬ 
fall at, in 1889 , 67 ; in 1880 - 89 , 
85 ; in 1890 , 182 ; for half a century, 
141 ; percolation through soil at, 142. 
National character, hearing of field- 
sports on, 1 . 
Native plants, their extinction at 
Totternhoe, lxiii; investigation of 
their disappearance, 42. 
New Barnet, see Barnet. 
Nightingales in Herts, 91; habits of, 
94. 
Nitrogen in relation to plant-life, xxxiv. 
Northchurch, well-section at, 60. 
North Mimms, see Mimms. 
Norton, well-section at, 60. 
Notes, miscellaneous, 72, 193 ; on birds 
observed in Herts in 1889 , 89; in 
1890 , 123. 
Numenius arquata at Berkhamsted, 128. 
Nut-hatches at Watford, 93. 
O . 
Observations, meteorological, at St. 
Albans, in 1889 , 25 ; in 1890 , 169 ; 
miscellaneous, 72, 193; climato¬ 
logical, in Herts, in 1889 , 77 ; in 
1890 , 187 ; phenological, in Herts, 
in 1889 and 1890 , 114 ; phenological, 
simple method of taking, 117. 
