United States government specification for leaded zinc oxide, dry and paste /

1st edition issued with title : Recommended specifications for ...

Comparison of chromic oxide and conventional methods in digestion trials using steers fed pelleted rations /

Caption title.

Lead and zinc problems. Hearings, Eighty-seventh Congress, first session, on problems pertaining to the lead and zinc industry and consideration of S. 1747. May 4-5, and July 25, 1961.

Mode of access: Internet.

Lead and zinc deposits of Northwestern Illinois,

Mode of access: Internet.

Preliminary report on the lead and zinc of Oklahoma /

Mode of access: Internet.