assay

U. S. Assay Office, 210 Main Street, Boise, Ada County, ID

Significance: One of the earliest monumental structures in the Northwest, the Assay Office opened in March 1872. It was designed in Washington, D.C. by A.B. Mullett's office, the office of the supervising arch... More

U.S. Immigrant Station & Assay Office, 815 Airport Way, Seattle, King ...

Significance: The U.S. Immigrant Station and Assay Office (Federal Building, Immigration and Naturalization Service), is significant both architecturally and culturally. Built for the Immigration and Naturaliza... More

Blake-Waters Assay Office, 222 J Street, Sacramento, Sacramento County...

Significance: Built in 1852, this one-story brick structure was occupied by three firms of assayers and refiners between 1852 and 1866. These firms were Black and Company, Waters and Company, and J. Howell and... More

Parke, Davis and Company, manufacturing chemists, Detroit, Michigan. A...

Public domain photograph of laboratory, scientist, free to use, no copyright restrictions image - Picryl description

U. S. Assay Office, 210 Main Street, Boise, Ada County, ID

Significance: One of the earliest monumental structures in the Northwest, the Assay Office opened in March 1872. It was designed in Washington, D.C. by A.B. Mullett's office, the office of the supervising arch... More

U.S. Immigrant Station & Assay Office, 815 Airport Way, Seattle, King ...

Significance: The U.S. Immigrant Station and Assay Office (Federal Building, Immigration and Naturalization Service), is significant both architecturally and culturally. Built for the Immigration and Naturaliza... More

U.S. Immigrant Station & Assay Office, 815 Airport Way, Seattle, King ...

Significance: The U.S. Immigrant Station and Assay Office (Federal Building, Immigration and Naturalization Service), is significant both architecturally and culturally. Built for the Immigration and Naturaliza... More

U.S. Immigrant Station & Assay Office, 815 Airport Way, Seattle, King ...

Significance: The U.S. Immigrant Station and Assay Office (Federal Building, Immigration and Naturalization Service), is significant both architecturally and culturally. Built for the Immigration and Naturaliza... More

U.S. Immigrant Station & Assay Office, 815 Airport Way, Seattle, King ...

Significance: The U.S. Immigrant Station and Assay Office (Federal Building, Immigration and Naturalization Service), is significant both architecturally and culturally. Built for the Immigration and Naturaliza... More

U.S. Assay Office, Helena, Montana, engraving, Library of Congress

Photocopy of architectural rendering. Wm. A. Potter, Supervising [architect], Treasury Dept.

U. S. Assay Office, 210 Main Street, Boise, Ada County, ID

Significance: One of the earliest monumental structures in the Northwest, the Assay Office opened in March 1872. It was designed in Washington, D.C. by A.B. Mullett's office, the office of the supervising arch... More

U. S. Assay Office, 210 Main Street, Boise, Ada County, ID

Significance: One of the earliest monumental structures in the Northwest, the Assay Office opened in March 1872. It was designed in Washington, D.C. by A.B. Mullett's office, the office of the supervising arch... More

U.S. Immigrant Station & Assay Office, 815 Airport Way, Seattle, King ...

Significance: The U.S. Immigrant Station and Assay Office (Federal Building, Immigration and Naturalization Service), is significant both architecturally and culturally. Built for the Immigration and Naturaliza... More

U.S. Immigrant Station & Assay Office, 815 Airport Way, Seattle, King ...

Significance: The U.S. Immigrant Station and Assay Office (Federal Building, Immigration and Naturalization Service), is significant both architecturally and culturally. Built for the Immigration and Naturaliza... More

U. S. Assay Office, 206 Broadway Street, Helena, Lewis and Clark Count...

Significance: The large volume of gold and silver mined in the Montana Territory prompted the Treasury Department to build a United States Assay Office close to the source. Funds were appropriated by Act of Co... More

Juniata Mill Complex, Assay Office, 22.5 miles Southwest of Hawthorne,...

Survey number: HAER NV-24-G Public domain photograph of wooden church building, free to use, no copyright restrictions image - Picryl description

Juniata Mill Complex, Assay Office, 22.5 miles Southwest of Hawthorne,...

Survey number: HAER NV-24-G Public domain photograph of wooden church building, free to use, no copyright restrictions image - Picryl description

Assay Office, Alaska - Frank G. Carpenter collection

Title transcribed from caption accompanying item. Forms part of: Frank and Frances Carpenter collection (Library of Congress). Gift; Mrs. W. Chapin Huntington; 1951.

Removing bodies after Wall St. explosion Volunteers removing the bodie...

Photograph shows men carrying covered corpse on a stretcher surrounded by a crowd after an explosion in front of the offices of J.P. Morgan. No. 233856NF. Accession box no. DLC/PP-1971:022 c1 f5

Fremont's Store & Assay Office, Mariposa, Mariposa County, CA

Survey number: HABS CA-1528 Public domain photograph - 1930s California, United States, free to use, no copyright restrictions image - Picryl description

Abandoned United States Assay Office. Pony, Montana

Public domain photograph of life in the United States in the 1930s, free to use, no copyright restrictions image - Picryl description

U. S. Assay Office, 210 Main Street, Boise, Ada County, ID

Significance: One of the earliest monumental structures in the Northwest, the Assay Office opened in March 1872. It was designed in Washington, D.C. by A.B. Mullett's office, the office of the supervising arch... More

U.S. Immigrant Station & Assay Office, 815 Airport Way, Seattle, King ...

Significance: The U.S. Immigrant Station and Assay Office (Federal Building, Immigration and Naturalization Service), is significant both architecturally and culturally. Built for the Immigration and Naturaliza... More

Cripple Creek, Assay Office-Superintendent's Office, Ester, Fairbanks ...

Survey number: HABS AK-126-D Public domain photograph - historical image of Alaska, United States, free to use, no copyright restrictions image - Picryl description

Parke, Davis and Company, manufacturing chemists, Detroit, Michigan. A...

Public domain photograph of laboratory, scientist, free to use, no copyright restrictions image - Picryl description

Parke, Davis and Company, manufacturing chemists, Detroit, Michigan. A...

Public domain photograph of indoor, interior activity, America in the 1930s, free to use, no copyright restrictions image - Picryl description

U. S. Assay Office, 210 Main Street, Boise, Ada County, ID

Significance: One of the earliest monumental structures in the Northwest, the Assay Office opened in March 1872. It was designed in Washington, D.C. by A.B. Mullett's office, the office of the supervising arch... More

U. S. Assay Office, 210 Main Street, Boise, Ada County, ID

Significance: One of the earliest monumental structures in the Northwest, the Assay Office opened in March 1872. It was designed in Washington, D.C. by A.B. Mullett's office, the office of the supervising arch... More

U.S. Immigrant Station & Assay Office, 815 Airport Way, Seattle, King ...

Significance: The U.S. Immigrant Station and Assay Office (Federal Building, Immigration and Naturalization Service), is significant both architecturally and culturally. Built for the Immigration and Naturaliza... More

U.S. Immigrant Station & Assay Office, 815 Airport Way, Seattle, King ...

Significance: The U.S. Immigrant Station and Assay Office (Federal Building, Immigration and Naturalization Service), is significant both architecturally and culturally. Built for the Immigration and Naturaliza... More

U.S. Immigrant Station & Assay Office, 815 Airport Way, Seattle, King ...

Significance: The U.S. Immigrant Station and Assay Office (Federal Building, Immigration and Naturalization Service), is significant both architecturally and culturally. Built for the Immigration and Naturaliza... More

Blake-Waters Assay Office, 222 J Street, Sacramento, Sacramento County...

Significance: Built in 1852, this one-story brick structure was occupied by three firms of assayers and refiners between 1852 and 1866. These firms were Black and Company, Waters and Company, and J. Howell and... More

Juniata Mill Complex, Assay Office, 22.5 miles Southwest of Hawthorne,...

Survey number: HAER NV-24-G Public domain photograph - historical image of Nevada, United States, free to use, no copyright restrictions image - Picryl description

Parke, Davis and Company, manufacturing chemists, Detroit, Michigan. M...

Public domain photograph of laboratory, scientist, free to use, no copyright restrictions image - Picryl description

U. S. Assay Office, 210 Main Street, Boise, Ada County, ID

Significance: One of the earliest monumental structures in the Northwest, the Assay Office opened in March 1872. It was designed in Washington, D.C. by A.B. Mullett's office, the office of the supervising arch... More

U.S. Immigrant Station & Assay Office, 815 Airport Way, Seattle, King ...

Significance: The U.S. Immigrant Station and Assay Office (Federal Building, Immigration and Naturalization Service), is significant both architecturally and culturally. Built for the Immigration and Naturaliza... More

U.S. Immigrant Station & Assay Office, 815 Airport Way, Seattle, King ...

Significance: The U.S. Immigrant Station and Assay Office (Federal Building, Immigration and Naturalization Service), is significant both architecturally and culturally. Built for the Immigration and Naturaliza... More

U.S. Immigrant Station & Assay Office, 815 Airport Way, Seattle, King ...

Significance: The U.S. Immigrant Station and Assay Office (Federal Building, Immigration and Naturalization Service), is significant both architecturally and culturally. Built for the Immigration and Naturaliza... More

Blake-Waters Assay Office, 222 J Street, Sacramento, Sacramento County...

Significance: Built in 1852, this one-story brick structure was occupied by three firms of assayers and refiners between 1852 and 1866. These firms were Black and Company, Waters and Company, and J. Howell and... More

[Ore testing and ovens in assay laboratory with surrounding text]

Illus. and text in: Beschreibung aller furnemisten mineralischen Ertz unnd Bergkwercks Arten / Lazarus Ercker. Franckfurt am Mayn : J. Feyerabendt, 1598. Published in: The tradition of science / Leonard C. Brun... More

Separating gold ore samples at assay office. El Dorado Canyon, Nevada

Picryl description: Public domain image of a worker, labor, factory, plant, manufacture, industrial facility, 1930s, mid-20th-century industrial photo, free to use, no copyright restrictions.

U.S. Immigrant Station & Assay Office, 815 Airport Way, Seattle, King ...

Significance: The U.S. Immigrant Station and Assay Office (Federal Building, Immigration and Naturalization Service), is significant both architecturally and culturally. Built for the Immigration and Naturaliza... More

U.S. Immigrant Station & Assay Office, 815 Airport Way, Seattle, King ...

Significance: The U.S. Immigrant Station and Assay Office (Federal Building, Immigration and Naturalization Service), is significant both architecturally and culturally. Built for the Immigration and Naturaliza... More

U.S. Immigrant Station & Assay Office, 815 Airport Way, Seattle, King ...

Significance: The U.S. Immigrant Station and Assay Office (Federal Building, Immigration and Naturalization Service), is significant both architecturally and culturally. Built for the Immigration and Naturaliza... More

U. S. Assay Office, 210 Main Street, Boise, Ada County, ID

Significance: One of the earliest monumental structures in the Northwest, the Assay Office opened in March 1872. It was designed in Washington, D.C. by A.B. Mullett's office, the office of the supervising arch... More

U. S. Assay Office, 210 Main Street, Boise, Ada County, ID

Significance: One of the earliest monumental structures in the Northwest, the Assay Office opened in March 1872. It was designed in Washington, D.C. by A.B. Mullett's office, the office of the supervising arch... More

U.S. Immigrant Station & Assay Office, 815 Airport Way, Seattle, King ...

Significance: The U.S. Immigrant Station and Assay Office (Federal Building, Immigration and Naturalization Service), is significant both architecturally and culturally. Built for the Immigration and Naturaliza... More

U.S. Immigrant Station & Assay Office, 815 Airport Way, Seattle, King ...

Significance: The U.S. Immigrant Station and Assay Office (Federal Building, Immigration and Naturalization Service), is significant both architecturally and culturally. Built for the Immigration and Naturaliza... More

U. S. Assay Office, 206 Broadway Street, Helena, Lewis and Clark Count...

Significance: The large volume of gold and silver mined in the Montana Territory prompted the Treasury Department to build a United States Assay Office close to the source. Funds were appropriated by Act of Co... More

U. S. Assay Office, 206 Broadway Street, Helena, Lewis and Clark Count...

Significance: The large volume of gold and silver mined in the Montana Territory prompted the Treasury Department to build a United States Assay Office close to the source. Funds were appropriated by Act of Co... More

Assay Office: Counting Money - Glass negative photogrpah. Public domai...

Public domain historical photo, free to use, no copyright restrictions image - Picryl description

Mr. Kah smelting gold at the Assay Office - Frank G. Carpenter collect...

Title transcribed from caption accompanying item. Forms part of: Frank and Frances Carpenter collection (Library of Congress). Gift; Mrs. W. Chapin Huntington; 1951.

Stove in the Assay Office used to melt gold dust and nuggets

Title transcribed from caption accompanying item. Forms part of: Frank and Frances Carpenter collection (Library of Congress). Gift; Mrs. W. Chapin Huntington; 1951.

Nevada Lucky Tiger Mill & Mine, Assay Office, East slope of Buckskin M...

Survey number: HAER NV-18-C Public domain photograph - historical image of Nevada, United States, free to use, no copyright restrictions image - Picryl description

U. S. Assay Office, 210 Main Street, Boise, Ada County, ID

Significance: One of the earliest monumental structures in the Northwest, the Assay Office opened in March 1872. It was designed in Washington, D.C. by A.B. Mullett's office, the office of the supervising arch... More

U.S. Immigrant Station & Assay Office, 815 Airport Way, Seattle, King ...

Significance: The U.S. Immigrant Station and Assay Office (Federal Building, Immigration and Naturalization Service), is significant both architecturally and culturally. Built for the Immigration and Naturaliza... More

U.S. Immigrant Station & Assay Office, 815 Airport Way, Seattle, King ...

Significance: The U.S. Immigrant Station and Assay Office (Federal Building, Immigration and Naturalization Service), is significant both architecturally and culturally. Built for the Immigration and Naturaliza... More

U.S. Immigrant Station & Assay Office, 815 Airport Way, Seattle, King ...

Significance: The U.S. Immigrant Station and Assay Office (Federal Building, Immigration and Naturalization Service), is significant both architecturally and culturally. Built for the Immigration and Naturaliza... More

U.S. Immigrant Station & Assay Office, 815 Airport Way, Seattle, King ...

Significance: The U.S. Immigrant Station and Assay Office (Federal Building, Immigration and Naturalization Service), is significant both architecturally and culturally. Built for the Immigration and Naturaliza... More

U. S. Assay Office, 206 Broadway Street, Helena, Lewis and Clark Count...

Significance: The large volume of gold and silver mined in the Montana Territory prompted the Treasury Department to build a United States Assay Office close to the source. Funds were appropriated by Act of Co... More

David Rittenhouse, January 7, 1793, Assay on Gold and Silver Coins

The popular loan to the federal government - scene in the main room of...

Print shows a busy interior scene at the Assay Office on Wall Street in New York City, N.Y., where many citizens have come to loan money to the federal government to help finance the war. Illus. in: Frank Lesl... More

U. S. Assay Office, 206 Broadway Street, Helena, Lewis and Clark Count...

Significance: The large volume of gold and silver mined in the Montana Territory prompted the Treasury Department to build a United States Assay Office close to the source. Funds were appropriated by Act of Co... More

U. S. Assay Office, 210 Main Street, Boise, Ada County, ID

Significance: One of the earliest monumental structures in the Northwest, the Assay Office opened in March 1872. It was designed in Washington, D.C. by A.B. Mullett's office, the office of the supervising arch... More

Mechanical multiplier. invented by George W. Edelman, of the U. S. Ass...

On verso: Filed Sept 12, 1856. Available also through the Library of Congress web site in two forms: as facsimile page images and as full text in SGML. Printed Ephemera Collection; Portfolio 122, Folder 10a.

Liberty Historic District, Assay Office, Route 2, Cle Elum, Liberty, K...

Unprocessed Field note material exists for this structure: FN-30 Survey number: HABS WA-163-C

U. S. Assay Office, 210 Main Street, Boise, Ada County, ID

Significance: One of the earliest monumental structures in the Northwest, the Assay Office opened in March 1872. It was designed in Washington, D.C. by A.B. Mullett's office, the office of the supervising arch... More

Blake-Waters Assay Office, 222 J Street, Sacramento, Sacramento County...

Significance: Built in 1852, this one-story brick structure was occupied by three firms of assayers and refiners between 1852 and 1866. These firms were Black and Company, Waters and Company, and J. Howell and... More

Blake-Waters Assay Office, 222 J Street, Sacramento, Sacramento County...

Significance: Built in 1852, this one-story brick structure was occupied by three firms of assayers and refiners between 1852 and 1866. These firms were Black and Company, Waters and Company, and J. Howell and... More

U.S. Immigrant Station & Assay Office, 815 Airport Way, Seattle, King ...

Significance: The U.S. Immigrant Station and Assay Office (Federal Building, Immigration and Naturalization Service), is significant both architecturally and culturally. Built for the Immigration and Naturaliza... More

Guarding Assay Office entrance, Wall St.

Photo taken at the Wall Street terrorist bombing, Sept. 16, 1920, in the New York City financial district. (Source: Library staff, 2008)

U.S. Immigrant Station & Assay Office, 815 Airport Way, Seattle, King ...

Significance: The U.S. Immigrant Station and Assay Office (Federal Building, Immigration and Naturalization Service), is significant both architecturally and culturally. Built for the Immigration and Naturaliza... More

U.S. Immigrant Station & Assay Office, 815 Airport Way, Seattle, King ...

Significance: The U.S. Immigrant Station and Assay Office (Federal Building, Immigration and Naturalization Service), is significant both architecturally and culturally. Built for the Immigration and Naturaliza... More

U. S. Assay Office, 206 Broadway Street, Helena, Lewis and Clark Count...

Significance: The large volume of gold and silver mined in the Montana Territory prompted the Treasury Department to build a United States Assay Office close to the source. Funds were appropriated by Act of Co... More