258 



Queen Elizabeth's Oak, 10. 

 Quercus pcdnnculata and scss'tflora dis- 

 tinguished, 2. 



Eabbits, natural selection in, 112. 



Eadlett, Herts conglomerate at, xxv. 



Eainfall in Herts in 1877, 97 ; in 

 1878, 223, 259. 



Reading beds, at Tyler's Hill, xxiii ; 

 near Hertford, xxvii ; Tewin Water, 

 Ivi ; Ayot Green, Iviii ; Oshey, 250. 



Recent discovery of Silurian rocks in 

 Herts, 241. 



Eedbourn, short-eared owl at, 18 ; 

 great spotted woodpecker at, 27. 



Eedbourn Bury visited, Iv. 



Eeduction of Meteorological Observa- 

 tions, 197. 



Eelative humidity, determination of, 

 287. 



Eemarks on the winter of 1878-79, 237. 



Eeport of the Coimcil for 1877, xvi ; 

 . for 1878, xxxvii. 



Eeport on phenological observations in 

 1876, 37; in 1877, 101 ; in 1878, 

 229 ; on the rainfall in 1877, 97 ; 

 in 1878, 223. 



Eickmansworth, landslip at, xxv ; 

 water -cress cultivation at, 47 ; rain- 

 fall at, in 1877, 99 ; in 1878, 255 ; 

 Gade near, 115. 



Eickmansworth Common Moor visited, 

 xlviii. 



Eingtale, wheat produce of, 44. 



Eock, the word defined, 177. 



EooPER, G. : On Birds observed near 

 Watford, x ; quoted, 121, 125. 



Eose-cultivation in Herts, 48. 



Eothamsted, field meeting at, liii ; 

 field -experiments at, 46 ; rainfall at, 

 in 1877, 99; in 1878, 225; botany 

 of experimental grass plots at, 140. 



Eoyston, rainfall at, in 1877, 99 ; in 

 1878, 225 ; boulder at, 249. 



Eules, passing of new, xlix. 



St. Albans, field meeting at, xxiii ; 

 Colias Hyalc at, 66 ; Vanessa An- 

 tiopa at, 70 ; rainfall at, in 1877, 

 99 ; in 1878, 225 ; earthquake felt 

 at, 215 ; phenological observations 

 at, in 1878, 229. 



St. John's Well at Berkhampstead, 1 14. 



Salmon quoted, xxxi. 



Saunders, J., on geology of Luton, ILx. 



Scientific terms, use of, 175. 



Sea and land, distribution of, 177. 



Sherrards Park Wood visited, Ivii. 



Silurian rocks in Herts, 24 1 . 



Smith, Abel S. H. : On Birds observed 

 near Watton, li. 



Societies' publications received in ex- 

 change, in 1877, xiii; in 1878, 

 xxxiv. 



Someries Castle visited, lix. 



South End, Eedbourn, short- eared owl 

 at, 18 ; spotted woodpecker at, 27. 



Southgate, rainfall at, in 1877, 99 ; in 

 1878, 225. 



Special meeting, 1879, report of, xlix. 



Spontaneous generation, 166. 



Stag, discovery of remains of, in Pans- 

 hanger Park, xxxii. 



Stevenage, rainfall at, in 1877, 99 ; in 

 1878, 225. 



Stone embedded in beech tree, xxv. 



Storms in Herts, 94, 216-220, 228. 



Study of Geology, xlii, 171. 



Sun-force, 52. 



Sycamores at Aldenham and Tewin, 14. 



Table for reducing observations of 

 barometer to 32\ 198 ; to sea-level, 

 199 ; to sea-level from 240 feet, 200; 

 to 32" and sea-level fi'om 240 feet, 

 202, 203; for calculating dew-point, 



205 ; elastic force of aqueous vapoiu:, 



206 ; relative humidity, 207. 

 Temperatiu-e, in same latitude different, 



130 ; of 30 summers and 30 winters 

 at Hitcliin, 250. 



Temple of Pan visited, xxi. 



Teuneut, Sir J. E., quoted, 153. 



Tewin Water visited, Ivii. 



Thame, course of, 113. 



Therfield, rainfall at, in 1877, 99 ; in 

 1878, 225. 



Thermometers, verification of, 197 ; 

 corrections for, 201. 



Thermometers, dry- and wet-bulb, dew- 

 point deduced from, 204 ; elastic 

 force of vapour, 207 ; relative hu- 

 midity, 207. 



Thunderstorm in Herts, 30th June, 

 1878, 219, 228. 



Tottenham Court Eoad, section of 

 boring near, 244. 



Trees, famous, in Herts, ix, 1 ; theii* 

 height and its measurement, 9. 



Trichina spiralis, discovery of, 168. 



Triug, rainfall at, in 1877, 99 ; in 

 1878, 225. 



Tring Reservoir, reed-warbler's nest 

 at, 22 ; grebes at, 36, 143. 



TuKE, J. H. : Notes on Bu'ds observed 

 near Hitchin, x, 33. 



Turnford, Devonian rocks at, 247. 



Two Waters, Bulborne and Gade at, 

 114, 115. 



Tyler's Hill, field meeting at, xsii ; 

 section at, xxiii. 



TyndaU, Prof., quoted, 166. 



