282 



Middlesex, mean niinfall in, in 1905, 



44 ; in 1906, 233. 

 Migrants, arrival and departure of, in 



1905. C3; in 1906, 218. 

 Milky Way and its stars, 2.5. 

 Mill, Dr. 11. 11., on local societies 



and meteorology, xlv. 

 Misbourne, course of river, 4. 

 Moles, albino, in Herts, 14. 

 Moilusca, land and fresh-water, near 



St. Albans, 1 1 ; from alluvial deposits 



at Watford, 79. 

 MoNCKTON, H. W., on geology of 



Ayot, xxix. 

 MoNTGOMERiE, D. : Notes on Berk- 



harasted Castle, xxxiii, 19o-198. 

 Moor Park, Eickmansworth, rainfall 



at, in 1905, 40 ; in 1906, 230. 

 Mordeu's map of Herts, 1670(c), 134 ; 



i78o(?), 138. 

 MoKLsoN, Dr. J. : Address. — Inorganic 



Evolution, xi, 15-32 ; Address. — 



The Mystery of Matter, xxxvii, 



173-194. 

 Much Hadham, see Hadham. 

 MuRKAY, J. R., on the pochard at 



Elstree, 58. 

 Murray's map of Herts, 1895, ^-^• 

 Museum, Natural History, visited, xxv ; 



Herts County, visited, xxxiv. 

 Mystery of matter, 173. 



N. 



Native plants, preservation of, xxiii. 



Natural History Museum visited, xxv. 



Natural selection, 16. 



Nebulic and their composition, "20. 



Nesting-places, curious, 62, 209, 217. 



Newall, W., ou a curious nesting- 

 place, 62. 



NoKMAN, Canon A. M., entertains the 

 Society at Berkhamsted, Ivi. 



Northaw, rainfall at, in 1905, 40 ; in 

 1906, 230. 



Northwood, rainfall at, in 1905, 40; 

 in 1906, 230. 



O. 



Occfoiodromn leucorrhoa new to Herts, 



49. 

 Odsiy, Ashwell, rainfall at, in 1905, 



4(1; in 1906, 230; pheuological 



observations at, in 1905, 84 ; in 



1906, 244. 

 (Edoiintophorus lithodactylus at Walt- 



bain Cross, 9. 

 (Ediciirnuis scolopax at St. Albans, 58. 

 Otliciai Guide to Hertfordshire, map of 



Herts in, 1877, 110. 



Ordinary meetings, session 1905-6, 



ix-xi, xix-xxv ; 1906-7, xxxv- 



xxxvi, xliii-1. 

 Ordnance Survey maps of Herts, 1888, 



123 ; 1891, 125, 126 ; 1899, 132 ; 



1900, 132. 

 Orr's map of Herts, 1852, 96. 

 Ostracoda from alluvial depo.sits at 



Watford, 79. 

 Ouse basin, rainfall in, in 1905, 43 ; in 



1906, 232. 

 Outliers of Tertiary beds, xxix. 

 Overton & Bowles' map of Heris, 



1726, 135. 

 Owl, barn-, little, and scops-, in Herts, 



213. 

 Oxyptilia pilosella new to Herts, 199. 



Paheolithic discjvery near Rickmans- 



worth, 65. 

 Panshanger, earthquake of March 19, 



1750, felt at, 147. 

 Fanurus biayinicus in West Herts, 52. 

 Papers, list of, read in 1905, xiii ; in 



1906, xxxviii. 

 Paris, Matthew (quoted), on earth- 

 quake of Dec. 13, 1250, at St. Albans, 



143. 

 Parliamentary Gazetteer, map of Herts 



in, 1843, 89. 

 Patmore Hall, .\lbury, earthquake of 



Nov. I, 1755, perceived at, 148. 

 Pendley Manor, Triug, rainfall at, in 



1905, 40; in 1906, 232. 

 Perrott, J. E., on Herts Lepidoptera, 



202. 

 Petrel, Leach's fork-tailed, new to 



Herts, 49. 

 Phenoiogical phenomena observed in 



Herts in 1905, 81 ; in 1906, 241. 

 Philip's maps of Herts, 1873, 106 ; 



1875, 107; 1876, 109; 1885, 118; 



1885 (c),_119 ; 1895, 129. 

 Photographic, county, surveys, xlviii. 

 Phytophagi causing witches' brooms, 



67. 

 Pica ritsiiea scarce in Herts, 57, 212. 

 Pictorial World map of Herts, 1877, 



111. 

 PiFFARD, A., his collection of Herts 



Diptera, 249. 

 Piping in the Chalk, lii. 

 Pitstone Hill, Tring, ascended, xxvii. 

 Plants, preservation of our native, 



xxiii ; observed near Totternhoe, lix ; 



dates of flowering, in 1905, 84 ; in 



1906, 244. 



Podabrius alpinus new to Herts, 10. 

 Podiccps crintatus nests at Elstree, 217. 



