Brabb, Earl E. 1929-
Stratigraphy of the Cambrian and Ordovician rocks of East-Central Alaska / by Earl E. Brabb. -- Washington : United States Government Printing Office, 1967 - 30 p. -- (Geological Survey Professional Paper ; 559-A).
Alaska
Cámbrico
Estratigrafía
Ordovícico
551.732/733(798)
Stratigraphy of the Cambrian and Ordovician rocks of East-Central Alaska / by Earl E. Brabb. -- Washington : United States Government Printing Office, 1967 - 30 p. -- (Geological Survey Professional Paper ; 559-A).
Alaska
Cámbrico
Estratigrafía
Ordovícico
551.732/733(798)