Stratigraphy of the Upper Silurian Salina Group New York, Pennsylvania, Ohio, Ontario
Rickard, Lawrence V New York State Geological Survey; New York State Museum; University of the State of New York
Albany University of the State of New York, State Education Dept 1969
Localização:
IGC - Instituto de Geociências
(MP M4-119 e.2 )(Acessar)