App. C] 



Dr. PiTTON on the Strata below the Chalk. 



373 



Stations. 



Above 

 the sea 

 at Low 

 Water. 



Feet, 



Berkshire. 



Kennet and Avon canal, above Hunger- 

 ford C. 326.50 



■ at Kintbunj ...C. 300-17 



■ west of Netv- 

 bury C. 257*58 



south of Read' 



ing C. 124-75 



Nettlebed Windmill O 820 



Nuffield Common O. 757 



Scutchhamfly Beacon (chalk) O. 850 



The River Thames, at Sonning, north-west 



of the village C. 11575 



Wytham Hill (north-west of Oxford) O. 576 



Wliitehorse Hill O. 893 



Wiltshire. 



Beacon Hill O. 690 



Great Bedwin, canal below the village ...C. 385'69 



Calne, level of canal C. 227-92 



Chippenham C. 190-08 



C/ac/f, canal west of the village C. 233*08 



River /si«, north of Cricklade C. 276-58 



, canal near, at Kempsford C. 261-25 



, near Inglesham above Lechlade C. 245-42 



, near Buscot, below Lechlade... C 233-34 



A/e//«Aa»2, junction of the Wilts and Berks 



with the Kennet and Avon canal C. 135-42 



P'ale of Pewsey, canal from Devizes 



to Wooton Rivers C. 429-5 



(The canal falls towards Melksham 



from this level, by 29 locks, 239 feet.) 

 ' canal level at Burbage 



Wharf C. 462-5 



.S'ee;«c^, canal north of, (Kimmeridgeclay)...C. 190-50 



Stanley Abbey, levels of canal C.< iqi.qo 



Thames and Severn Canal, north-east of 



Cricklade C. 268-5 



Wilts and Berks Canal, at Swindon Wharf, 



summit level C. 333*75 



■ , level near Shriven- 



ham C. 302*34 



Wesfbury Down, Ori. Station, (chalk) ...O. 775 



Wootton Basset, canal, south of C . 301*5 



Hampshire. 



Butser Hill, near Petersfield O. 917 



Dean Hill O. 539 



Highclere Beacon O. 900 



Inkpen Beacon O. 1011 



Portsdown Hill (top of Nelson's Monu- 

 ment) O. 447 



Itching Navigation, a.tS. Stoneham C. 16-17 



at Bishopstoke C. 56-42 



west of Twyford C. 101-50 



Stations. 



Itching Navigation, south-west of Win- 

 chester c. 



Stockbridge Hill O. 



Andover canal, &t Red-Bridge C, 



' at Romsey C. 



^— at Stockbridge 



■ at Andover , 



Surrey. 



St. Ann's Hill O. 



Bagshot heath 0< 



Banstead Down, near Banstead O. 



hundred acres (chalk) ...O. 



Botley Hill O 



Croydon Canal, at Sydenham C. 



, junction with Surrey 



Canal, Deptford C, 



Ilindhead O, 



Leith Hill, Tower, (base?) O. 



Norwood O. 



Surrey and Sussex Canal passing Wonersh C 

 summit level,irom. 



Rushu'ood to Sidney Wood C. 



River Wey, at Godalming C. 



below Catherine Lock C. 



Kent. 



St. Alban's Cowr^, near Wingham F. 



Allington Knoll O 



Copt Point, Gault Cliff F 



Dover, Castle O. 



mean range of spring tides 1834 * 



1835 » 



. by report 



of Harbour-Master 1828 F 



mean of neap tides do F 



■ , extreme variation of springtides. ..F. 



Folkstone, hill, Ordnance Station F, 



, Turnpike O. 



Folkstone, mean difference of spring tides 



by report of experienced boatmen F. 



of neap tides... F 



, top of the Chalk cliflj nearest 



to the town F- 



, Martello Tower, No. ]. Base...F, 



, Ditto No. 2. Base.. .F 



, Ditto No. 3. Base... F 



-, cliff near the town, on the east F 



, cliff at the Church F. 



Goudhurst, Kent O. 



Greenwich, Observatory O. 



High nook, near Dymchurch O. 



HolUngburn hill O. 



Nail Down, west of Sandgate F. 



Paddlesworth, hill O. 



Ramsgate, mean range of springtides; 1834.* 

 183.5.* 



Above 

 the sea 

 at Low 

 Water. 



Feet. 



129-58 

 620 

 5-83 

 61-42 

 120 

 184-83 



240 

 463 

 576 

 443 

 880 

 173-17 



17-42 

 923 

 993 

 389 

 128-42 



162-75 

 128-58 

 111-92 



119-4 



329 



144 



469 

 18-25 

 1825 



20-00 

 13-00 

 24-00 

 575 



585 



180 

 110 



566 



261 



193 



172 



117-60 



145-50 



497 



214 

 28 



616 



334 



642 

 15-25 

 14-75 



• Capt. Beaufort, R.N. MSB. from the Reports of the Coast Guard Preventive Service Officers. 



