CHAP, vii.] THE UPPER CAVE-EARTH AND BRECCIA. 



183 



ments. nThus we see that the implements are composed 

 of three materials, of which the quartzite pebbles and the 

 ironstone nodules are to be found in the neighbourhood, 

 while the flint pebbles have been brought a distance, 

 probably from some one of the gravels in the valley of 

 the Idle, a small river flowing into the Humber. 



The Upper Cave-Earth and Breccia. 



In the third period in the Palaeolithic history of the 

 cavern, or that of the breccia, a, and the upper part of 



FIGS. 47, 48. Lancecolate Flakes, Breccia, Robin Hood Cave, . 



the cave-earth, the rude tools of quartzite found below 

 are replaced by more highly finished articles of flint 

 brought from a distance, such as lance -heads (Figs. 

 47, 48), trimmed flakes, and a flint borer "(Fig. 49). 

 In the upper cave-earth were simple and double scrapers, 

 and numerous small flakes (Figs. 50, 51). Some of these 

 had obviously been let into a handle of wood or some 

 other perishable material, by which the edge of one side 





