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pennsylvania

pennsylvania: explore 72 source-linked works published from 1834 to 2004, with original documents and citations.

Coverage and selection

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 2026-09-18. Counts describe this index, not the complete source archives.

[Railroad map showing coal transportation rates in northwestern Pennsylvania and northeastern Ohio : based on the Pittsburgh and Connellsville districts, Pennsylvania]

Covers the area between Toledo, Dayton, Connellsville, and Erie. Title devised by cataloger. Available also through the Library of Congress Web site as a raster image. LC copy soiled and annotated in pencil: For Exr. Disqua July 6, 1917. LC copy accompanied by handwritten (lead pencil) note describing revised coal rates. [1] sheet : ms. ; 26 x 21 cm.

ohio↗

Gettysburg battlefield today. Pennsylvania Railroad

Copyright no. 59616R June 3, 1913. Panoramic map of the Gettysburg battlefield. Round Top is in the foreground. Description derived from published bibliography. Scale not given. LC Civil War Maps (2nd ed.), 345.5 Available also through the Library of Congress web site as raster image.

gettysburg region↗

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
Sanborn Fire Insurance Map from Allentown, Lehigh County, Pennsylvania.1932sanborn07494_005loc
Sanborn Fire Insurance Map from Lancaster, Lancaster County, Pennsylvania.1932sanborn07754_009loc
Sanborn Fire Insurance Map from Erie, Erie County, Pennsylvania.1921sanborn07660_005loc
Sanborn Fire Insurance Map from Philadelphia, Philadelphia County, Pennsylvania.1920sanborn07905_010loc
Sanborn Fire Insurance Map from Philadelphia, Philadelphia County, Pennsylvania.1920sanborn07905_012loc
Sanborn Fire Insurance Map from Philadelphia, Philadelphia County, Pennsylvania.1919sanborn07905_009loc
[Railroad map showing coal transportation rates in northwestern Pennsylvania and northeastern Ohio : based on the Pittsburgh and Connellsville districts, Pennsylvania]191793685030loc
Sanborn Fire Insurance Map from Philadelphia, Philadelphia County, Pennsylvania.1917sanborn07905_008loc
Sanborn Fire Insurance Map from Philadelphia, Philadelphia County, Pennsylvania.1916sanborn07905_001loc
Sanborn Fire Insurance Map from Philadelphia, Philadelphia County, Pennsylvania.1916sanborn07905_003loc
Gettysburg battlefield today. Pennsylvania Railroad191399439153loc
Sanborn Fire Insurance Map from Lancaster, Lancaster County, Pennsylvania.1912sanborn07754_004loc
Sanborn Fire Insurance Map from Williamsport, Lycoming County, Pennsylvania.1912sanborn08051_002loc
Sanborn Fire Insurance Map from Allentown, Lehigh County, Pennsylvania.1911sanborn07494_004loc
Rand, McNally & Co.'s map of New York city and vicinity showing steam railroads and electric lines19082001620440loc
Map of the Pittsburgh district showing railroad terminals and location of iron and steel works having track connections190687693147loc
Sanborn Fire Insurance Map from Allegheny, Allegheny County, Pennsylvania.1906sanborn07493_002loc
Sanborn Fire Insurance Map from Allegheny, Allegheny County, Pennsylvania.1906sanborn07493_003loc

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