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united states: explore 1241 source-linked works published from 1635 to 2025, with original documents and citations.

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Includes records with this source-supplied label or an explicit phrase match in their metadata. Matches indicate a mention, not proof that a paper uses a method or tests a material. Source versions are consolidated by DOI.

Sources: loc. Collection updated 2026-09-15. Counts describe this index, not the complete source archives.

Map of the Pittsburgh district showing railroad terminals and location of iron and steel works having track connections

Main map covers city and suburbs. Inset maps cover railroad extensions into region. "Supplement to The Iron Age, March 22, 19[06]." Includes "Alphabetical list of works ...," indexed "Numerical list of works ...," list of blast furnaces, directory of railroad connections, and 5 insets. Available also through the Library of Congress Web site as a raster image. LC copy brittle, torn along fold lines, and lacking sections along margins.

pittsburgh region
Compare source metadata on this page
WorkPublishedSource identifierSource
Rand, McNally & Co.'s map of New York city and vicinity showing steam railroads and electric lines19082001620440loc
Birds-eye view of the elevated railroads and the parks and boulevards of Chicago19082010592719loc
"Historic spots West Brookfield, Mass."19082024688870loc
Sanborn Fire Insurance Map from Chicago, Cook County, Illinois.1908sanborn01790_037loc
Sanborn Fire Insurance Map from Boston, Suffolk County, Massachusetts.1908sanborn03693_031loc
Sanborn Fire Insurance Map from Lynn, Essex County, Massachusetts.1908sanborn03772_003loc
Sanborn Fire Insurance Map from Kalamazoo, Kalamazoo County, Michigan.1908sanborn04060_005loc
Sanborn Fire Insurance Map from Portland, Multnomah County, Oregon.1908sanborn07439_006loc
Sanborn Fire Insurance Map from Lexington, Fayette County, Kentucky.1907sanborn03200_005loc
Sanborn Fire Insurance Map from Youngstown, Mahoning County, Ohio.1907sanborn06966_005loc
Sanborn Fire Insurance Map from Memphis, Shelby County, Tennessee.1907sanborn08348_004loc
Historic Capitol hill, Montgomery, Ala.1906-01-012016806073loc
Map of the Pittsburgh district showing railroad terminals and location of iron and steel works having track connections190687693147loc
Sanborn Fire Insurance Map from Fresno, Fresno County, California.1906sanborn00556_005loc
Sanborn Fire Insurance Map from Chicago, Cook County, Illinois.1906sanborn01790_018loc
Sanborn Fire Insurance Map from Allegheny, Allegheny County, Pennsylvania.1906sanborn07493_002loc
Sanborn Fire Insurance Map from Allegheny, Allegheny County, Pennsylvania.1906sanborn07493_003loc
Sanborn Fire Insurance Map from Pittsburgh, Allegheny County, Pennsylvania.1906sanborn07911_010loc

These are bibliographic comparisons, not experimental rankings. Follow the original document for methods and conditions.