00599nam a22001337a 4500008004100000040005500041245016100096260003900257300001000296650001600306942001200322999001700334952011400351230718b        |||||||| |||| 00| 0 eng d  aNational Science LibrarycNational Science Library  aProceedings of the United Nations interregional seminar on ore concentration in water-short areasc/ New York, United States of America 14-25 February, 1966  aNew York: bUnited Nations, c1968  a342p.  aProceedings  2udccPR  c53081d53081  00102udc4070986097aNSLbNSLcGF/Rk-8/C-10/R-2d1969-02-11l0p26388r2023-07-18 00:00:00w1969-02-11yPR