Geology of the Imuruk Lake area, Seward Peninsula, Alaska /

Autor Hopkins, David Moody, 1921-2001
Vydáno 1963

Succession of Ordovician rocks at Lake Timiskaming /

Autor Sinclair, G. Winston
Vydáno 1965

Stratigraphy, petrology, and genesis of the Elliot group, Blind River, Ontario, including the uraniferous conglomerate /

Autor Pienaar, P. J.
Vydáno 1963

Palaeontology, stratigraphy, and structure of the Jurassic rocks in Salmo map-area, British Columbia /

Autor Frebold, Hans, 1899-1983
Vydáno 1962