Exchange of standard silver dollars or silver certificates for gold coin or bullion.

Precipitation of gold and silver from cyanide solution on charcoal.
Published: (1927)

Gold and silver as standards of value : the flagrant cheat in regard to them /
by: Spooner, Lysander, 1808-1887
Published: (1878)

Gold and silver.
Published: (1919)

Gold and silver.
Published: (1919)

Purchase of uncurrent gold and silver coins and redemption and purchase of minor coins.
Published: (1910)

Purchase of uncurrent gold and silver coins and redemption and purchase of minor coins.
Published: (1911)

In relation to silver bullion and coins.
Published: (1875)

Relative to purchase of silver bullion.
Published: (1878)

Issue of gold certificates for bullion and foreign coin.
Published: (1911)

Electrodeposition of gold and silver from cyanide solutions.
Published: (1918)

Classification for exports of domestic gold and silver.
Published: (1884)

Tables and methods for ascertaining weight and coinage value of gold and silver, and ounces at standard fineness contained in bullion from .0001/2 to 1.000 fine.
Published: (1885)

[Circular of inquiry concerning gold and silver coinage and currency of foreign countries, including production, import and export, and industrial consumption of gold and silver; statistics for 1896].
Published: (1897)

[Circular of inquiry concerning gold and silver coinage and currency of foreign countries, including production, import and export, and industrial consumption of gold and silver; statistics for 1897].
Published: (1898)

Regulations concerning leases of gold, silver and quicksilver on private land grants.
Published: (1927)

Purchase of uncurrent gold and silver coins at mints and assay offices of U.S.
Published: (1908)

Purchase of uncurrent gold and silver coins at mints and assay offices of U.S.
Published: (1904)

Purchase of uncurrent gold and silver coins at mints and assay offices of U.S.
Published: (1909)

Open schedules for gold and silver ores and concentrates at western custom smelters.
Published: (1936)

Open schedules for gold and silver ores and concentrates at western custom smelters.
Published: (1936)

United States trade in merchandise and gold and silver with United States territories and possessions, November 1945.
Published: (1945)

United States trade in merchandise and gold and silver with United States territories and possessions, April 1945.
Published: (1945)

Ore-Testing Studies on Gold and Gold-Silver Deposits.
Published: (1944)

Circular letter requesting information in relation to present annual production of gold and silver.
Published: (1873)

Bids for purchase of silver bullion.
Published: (1880)

Bids for purchase of silver bullion.
Published: (1885)

Bids for purchase of silver bullion.
Published: (1885)

Free coinage of gold and silver bullion.
Published: (1892)

[Circular of inquiry concerning gold and silver coinage and currency of foreign countries, including production, import and export, and industrial consumption of gold and silver; statistics for 1901].
Published: (1902)

[Circular of inquiry concerning gold and silver coinage and currency of foreign countries, including production, import and export, and industrial consumption of gold and silver; statistics for 1908].
Published: (1909)

[Circular of inquiry concerning gold and silver coinage and currency of foreign countries, including production, import and export, and industrial consumption of gold and silver; statistics for 1907].
Published: (1908)

[Circular of inquiry concerning gold and silver coinage and currency of foreign countries, including production, import and export, and industrial consumption of gold and silver; statistics for 1904].
Published: (1905)

[Circular of inquiry concerning gold and silver coinage and currency of foreign countries, including production, import and export, and industrial consumption of gold and silver; statistics for 1895].
Published: (1896)

[Circular of inquiry concerning gold and silver coinage and currency of foreign countries, including production, import and export, and industrial consumption of gold and silver; statistics for 1903].
Published: (1904)

[Circular of inquiry concerning gold and silver coinage and currency of foreign countries, including production, import and export, and industrial consumption of gold and silver; statistics for 1900].
Published: (1901)

[Circular of inquiry concerning gold and silver coinage and currency of foreign countries, including production, import and export, and industrial consumption of gold and silver; statistics for 1898].
Published: (1899)