The late Pleistocene Climates of the Lake Zeribar Region ( Kurdistan, Western Iran ) Deduced from the Ecology and Pollen Production of Nonarboreal Vegetation

The application of advanced space-borne thermal emission and reflection (ASTER) radiometer data in the detection of alteration in the Chadormalu paleocrater, Bafq region, Central Iran

The Sar Cheshmeh Porphyry Copper Deposit

Loadingand transportation at zinc- lead mines the eagle- picher co.,Jo daviess county, ILL.and lafayette county , WIS.

/ William A. Beck

Selective flotation concentration of lead- zinc ores from the musick and helena mines , bohemia districa, oreg.

/ T.A. Hendrickson . W.A.Stickney. And R.R.Wells.