Subject ASC0001ht9
The Quarterly journal of the Geological Society of London.
v.5 (1849), Page 277 (1849)
Smithsonian Libraries
BHL Page 35268921
Keywords
St. Martino Settimo Arno Geological map S.S.E Mosciano Upper macigno sandstone Nummulite limestone Pieve a Settimo Valley of the Arno N.N.W geodesic cut Strata section