... Tresviso is out of the way , so to speak , the teacher referred to showed us a great curiosity - some ordinary school slates , just received from Madrid , and which , as he told us , he shortly intended to introduce into the school . At ...
... Tresviso and the Picos de Europa in Northern Spain , 68pp L.U.S.S. 1978 L.U.S.S. 1979 Sefton , M. Tresviso 78 , An Expedition to the Picos de Europa , Northern Spain . 60pp . Tresviso 79 , An Expedition to the Picos de Europa Northern ...
... Tresviso , 78 ; evidence afforded by , of the valley of the Jar- ama , 143 . Silicates , alkaline , considered as pre- cipitants , 131 . Silicic acid , evidence of its being a deu- toxide , 114 ; gradual combination of , with carbonates ...
... Tresviso and Sotres , between four and five thousand feet above sea - level . The names of these places are obviously corruptions of Keltic words ; treb ( with the s - stem ) means in Cymric a settlement or habitation , in Wales and ...
... Tresviso . At this point , named Osuña , rendered re- markable by the occurrence of outcroppings of white anhydrous carbonate of zinc and galena , it seems to be inflected towards the west , traverses the torrent , and apparently ...
... Tresviso ( see below ) . ] Above Panes the valley gradually con- tracts ; till , at 3 m . from the village , the road enters the remarkable * defile of Cillorigo , through which the Deva runs for 10 m . in a very deep channel , only a ...
... Tresviso . At this point , named Osuña , rendered re- markable by the occurrence of outcroppings of white anhydrous carbonate of zinc and galena , it seems to be inflected towards the west , traverses the torrent , and apparently ...