Science: v.1-v.219Moses King, 1968 |
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Page 934
... lead smelting in our experiments at Tal - i - Iblis . ( a ) Dry bricks ; ( b ) clay , sand , and straw ; ( c ) sand and clay lining , burnt ; ( d ) yellow and gray oxides on the inner walls ; ( e ) slag ; ( f ) lead slag , iron oxide , and ...
... lead smelting in our experiments at Tal - i - Iblis . ( a ) Dry bricks ; ( b ) clay , sand , and straw ; ( c ) sand and clay lining , burnt ; ( d ) yellow and gray oxides on the inner walls ; ( e ) slag ; ( f ) lead slag , iron oxide , and ...
Page 1000
... lead by our subjects . ROBERT A. KEHOE Department of Environmental Health , University of Cincinnati , Cincinnati , Ohio 45219 = International Union of Geodesy and Geophysics : = 14th. Lead Intake from Food and from the Atmosphere ...
... lead by our subjects . ROBERT A. KEHOE Department of Environmental Health , University of Cincinnati , Cincinnati , Ohio 45219 = International Union of Geodesy and Geophysics : = 14th. Lead Intake from Food and from the Atmosphere ...
Page 1458
... lead method are unique- ly valuable because two isotopes of uranium , U238 and U235 , decay at dif- ferent rates into two isotopes of lead , Pb206 and Pb207 , giving two age values from the isotopic ratios of uranium and lead . In ...
... lead method are unique- ly valuable because two isotopes of uranium , U238 and U235 , decay at dif- ferent rates into two isotopes of lead , Pb206 and Pb207 , giving two age values from the isotopic ratios of uranium and lead . In ...
Contents
Vol 159 No 3816 | 693 |
NEWS AND COMMENT | 715 |
Psychoanalysis Observed and The Americanization of the Unconscious | 728 |
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