TEES. 49 



A mile-stone found by the side of the Roman road is in- 

 scribed : To the Emperors our Lords Gallus and Volusianus 

 (his son); probably A.D. 253 (Gough's Camden). 



IMPP. DD. 



NN. GALLO 



ET VOLV 



SIANO 



AVGG. 



DEO 

 MART 



occurs on several altars. 



On an altar preserved at Rokeby is the funereal inscription 



DM 



SALVIA DOM 

 IA VIXSIT A MVIII. 



(Perhaps the AM should be read ANN.) 



This selection will show how much additional charm is thrown 

 over the Vale of Greta by the reliques of its early conquerors, 

 which however were not always so carefully preserved as they 

 have been of late years by the good taste of the family of 

 Rokeby. 



Only the lower part of the Greta is specially picturesque ; but 

 the Cliff of Scargill, and the woody and rocky banks of Brignall 

 and Rokeby are deservedly famous. 



The line of country drained by the Greta deserves the atten- 

 tion of the geologist for another reason this being the great 

 line of transport of the ' erratic blocks ' from the Cumberland 

 Alps toward the eastern parts of the island, one of the strangest 

 phenomena of physical geography. Some of these blocks may 

 in fact be traced from their parent mountains of Shap and Car- 

 rock, across Edendale to Brough, and up the slope toward the 

 summit of Stainmoor. On the eastern side of the summit they 

 follow radiating lines toward Romaldkirk, Cotherstone, Barnard 



