937 resultados para Permian–Triassic boundary
Resumo:
Mode of access: Internet.
Resumo:
Unclassified.
Resumo:
Mode of access: Internet.
Resumo:
WI docs. no.: Leg.3:SB/1971/18.
Resumo:
Description based on: 1906.
Resumo:
Issued anonymously, for private circulation.
Resumo:
Caption title.
Resumo:
In double columns.
Resumo:
Cover serves as title-page.
Resumo:
Mode of access: Internet.
Resumo:
Mode of access: Internet.
Resumo:
Mode of access: Internet.
Resumo:
Mode of access: Internet.
Resumo:
Caption. p. [1]. "23d Congress, 1st session. Rep. no. 334. Ho. of Reps. Census-Michigan and Arkansas."
Resumo:
v. 1. pt. 1. Personal account. General description of the country. Lower Rio Bravo. From mouth of Devil's river to El Paso del Norte. Sketch of territory acquired by treaty of Dec. 30, 1853. From the 111th meridian of longitude to the Pacific ocean; Report of Lieut. Michler. Astronomical and geodetic work. Meteorology. pt. 2. Geological reports of Dr. C. C. Parry and assistant Arthur Schott. Notes by W. H. Emory. Paleontology and geology of the boundary, by