Notes on isotopic lead

[11] 1908, B GEOL SOC AM, V19, P134

[12] 1915, NATURE LONDON, V94, P615

[13] 1915, MONATSCH CHEM VIENNA, V36, P355

[14] 1907, AM J SCI NEW HAVEN, V23, P86

[15] 1873, POPULAR SCI MONTLY J

[16] 1917, CHEM ABST, V11, P3173

[17] 1914, J AM CHEM SOCO EASTO, V36, P1329

[18] BULL, V591, P366

[19] 1914, PHIL MAG, V28, P823

[20] 1914, Z ELEKTROCHEM HALLE, V20, P457

[11] 1908, B GEOL SOC AM, V19, P134

[12] 1915, NATURE LONDON, V94, P615

[13] 1915, MONATSCH CHEM VIENNA, V36, P355

[14] 1907, AM J SCI NEW HAVEN, V23, P86

[15] 1873, POPULAR SCI MONTLY J

[16] 1917, CHEM ABST, V11, P3173

[17] 1914, J AM CHEM SOCO EASTO, V36, P1329

[18] BULL, V591, P366

[19] 1914, PHIL MAG, V28, P823

[20] 1914, Z ELEKTROCHEM HALLE, V20, P457