Bulletin.

Mode of access: Internet.

Information circular /

GeoRef

Circular /

Chemical abstracts

Las minas y la industria en sus relaciones con la administracion,

Mode of access: Internet.

Report of investigations.

"In order to avoid duplication in serial numbers with other series of publications, the Reports of investigations begin with serial 2000."

Information circular.

GeoRef

Bulletin.

Engineering index energy abstracts

Estadística minera de Chile. t. 1-5, 1903-10?

Mode of access: Internet.

Bulletin of the Geological Survey of China.

Mode of access: Internet.

La produccion en Chile de los metales i minerales mas importantes, de las sales naturales, del azufre i del guano desde la conquista hasta fines del año 1902,

Mode of access: Internet.

Publications of the Dominion Observatory, Ottawa

Mode of access: Internet.

Bulletin /

Maps folded in pocket.

Calendar.

Mode of access: Internet.

Proceedings: Rocky Mountain Energy-Minerals Conference, Billings, Montana, October 15 & 16, 1975.

Cover title.

New Jersey's potential feldspar resources.

Mode of access: Internet.