Gems and precious stones in 1913.
Sterrett, Douglas B.
Gems and precious stones in 1913. - Washington, D.C. Government Printing Office 1914 - pp. 649-708 - Mineral Resources of the United States, calendar year 1913-Part II .
Impreso
Ingles
MINERIA
PIEDRAS PRECIOSAS
GEMAS
553.8
Gems and precious stones in 1913. - Washington, D.C. Government Printing Office 1914 - pp. 649-708 - Mineral Resources of the United States, calendar year 1913-Part II .
Impreso
Ingles
MINERIA
PIEDRAS PRECIOSAS
GEMAS
553.8