302 Mr. Farei/s Accoitnt of the Rivers 



Excavation entering the 1st Grit Rock, which is soon cut 

 thnmsh, and it pursues a large patch of the Limestone Shale 

 laid bare in the Vallev, on which the River runs till within 

 about J- oF a mile of the bounds of Yorkshire, when the Ex- 

 cavation again encounters the 1st Grit Rock, and cuts 

 throutih it, soon after pa-^stn^ the corners of Derbv, York, 

 and Chester Counties, when it enters the 1st Coal-shale, 

 on vhich the Ethrow rises SW of Lady- cross Hill in the 

 Penistone Road. 



The SAe//'Riv\)let or Brook falls into the Ethrow on the 

 N side of the Ronitn Station called Melandra Castle, in an 

 Excavation in the 2nd Coal-shale, partlv filled with foreign 

 Alluvia. On the S ol Dinting, the 2nd Grit Rock is crossed, 

 and the 1st Coal-shale ; at Bridge-end the Excavation of 

 the 1st Grit Rock commences, and it is cut through at the 

 E end of Glossop Town and Mills, the remaining deep 

 Excavation bein^ in the Limestone Shale, and the source 

 of the Shelf is in the Bogs on the same, N of Doctor-Gale 

 Bridle Road. 



The Sheaf Kiver falls into the Don in the Town of Shef- 

 field in Yorkshire, upon the gth Grit Rock, the Ponds Col- 

 liery being excavated underneath it: between this and 

 Heely-mill, where the Sheaf touches upon Derbyshire, the 

 Excavation has passed through the 8lh Coal-shale, the 8th 

 Grit Rock, the 7th Coal-shale, &c. and arrived on the 4th 

 Coal->5hale; in about -3- m. more south, it has cut through 

 the 4th Grit Rock, and from thence having entered Derby- 

 shire near Oak-Mills, to near the north end of Totley 

 Town, it runs upon the 3rd Coal-shale or great Crowstone- 

 shale ; at Totlev it cuts through the 3id Grit Rock, crosses 

 the Cnd Coal-shale, and originates in the Qnd Grit Rock, 

 in Strawberry- Leys Farm on the high or East Moors. 



The Rotfipr River falls into the Don about § m. above 

 Rotherham-Brldge in Yorkshire, on the salmon-colourerl 

 Grit Rock, in which it is excavated, to Catcliff, and then 

 through oilier parts of the Coal Series, which 1 have not 

 vet ihoroufihlv determined, to the SW corner of Folken 

 VVood, whtre it crosses the 13th Grit Rock, and pursues 

 the 12th Coal-shale, having touched the County of Derby 

 above Woodhouse Mill, an<l entered it at the mouth of the 

 Gannow Rivu'et, till within i m. of Killamarsh Bridge, and 

 there crosses the 12th Grit Rock, then the 11th Coal-shale 

 and nth Rock, and the 10th Coal shale and Rock, just 

 ab>ive the Bridge abovementioned ; the Excavation then 

 continues in the^oih Coal-shale to Renishaw Bridge, where 

 the lOlh Rock again crosses the River, and soon after the 



10th 



