The ore deposits of South Africa : with a chapter on hints to prospectors /

pt. I. Base metals.--pt. II. The Witwatersrand and Pilgrimsrest goldfield and similar occurrences.

The metallurgy of yttrium and the rare earth metals.

"Materials Central, Contract No. AF33(616)-5905, Project No. 7351."

Utilization of yttrium in gettering oxygen and nitrogen in columbium base materials /

Work performed at CANEL.

An investigation of the relationship of hot-hardness to the elevated temperature extrusion behavior of selected arc-cast molybdenum base alloys.

"Project no. 7351."

The compatibility of various metals and carbon with liquid fluorine

Mode of access: Internet.

Investigation of diffusion barriers for refractory metals

Mode of access: Internet.

A survey of dispersion strengthening of metals and alloys, [summary technical report,

Leaves 102-246 issued separeately as "Part II-Appendices."