共 50 条
- [1] Correlation of the Silurian formations of North America BULLETIN OF THE GEOLOGICAL SOCIETY OF AMERICA, 1942, 53 (04): : 533 - 538
- [2] Correlation of the Cambrian formations of North America BULLETIN OF THE GEOLOGICAL SOCIETY OF AMERICA, 1944, 55 (08): : 993 - 1003
- [4] Correlation of Pennsylvanian formations of North-America BULLETIN OF THE GEOLOGICAL SOCIETY OF AMERICA, 1944, 55 (06): : 657 - 706
- [7] Correlation chart of geologic formations of North America BULLETIN OF THE GEOLOGICAL SOCIETY OF AMERICA, 1934, 45 (4/6): : 909 - 918