BOOKQUE

Availability of U.S. Primary Lead Resources, by Paul McIlroy [and Others
Paul McIlroy
· 1974
A Survey of the Secondary Titanium Market
Jerry J. Gray , Paul McIlroy
· 1972
No image available
Information Circular 8531-8538
United States. Bureau of Mines
· 1971
No image available
Availability of U.s. Primary Lead Resources
Paul McIlroy , United States. Bureau of Mines , J. S. COFFMAN , W. L. RICE
· 1974
No image available
AVAILABILITY OF U.S. PRIMARY LEAD RESOURVES
No author available
· 1974
No image available
Information Circular 8641-8650
United States. Bureau of Mines
· 1974