ON THE CIRCULATION OF DNDERG ROUND WATIiRS. 



85 



Appendix II. — 'Eerljordshire Chalk Wells. 



Table of Observations of Water-level at Barley, Herts, made by the late Mr. 

 John Pearce, 1864-86, showing the number (f feet ;« the well, in the 

 middle of the village, on the north side of Mr. Pearce' s hoxise, on the \st 

 of each month. Level of curb 305 feet (about) above Ordnance datum, 

 (iiearest B.M. 317'0), about 80 yards distant. Depth of well from curb 

 165 feet, sunk entirely in the middle chalk. Inforniatioyi collected by 

 Mr. H. G. FORDHAM, F.G.S., from Mr. John Pearce, who died at an 

 advanced age in May 1887. The mean monthly level and the mean 

 height for the year are calculated by Mr. H. G. FoRDHAM. The rainfall 

 at Boyston was furnished by Mr. Hale Wortham. 



Appendix III. — Borings in the Tertiaries of the Hampshire Basin. 



Communicated by the Aldershot Gas and Water Company. 

 Collected by Mr. Whitaker. 



1. Aldershot Waterworks, southern side of Boxall's Lane, half a mile south-west 

 of St. Micliael's. la. 1878, two borings. A third made in 1884. 2. About 250 feet 

 above Ordnance datum. 3. Boring 210 feet. 4. Water level same in Nos. 1 and 2, 



