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1923 Map of Tyrone

Name: 1923 Topographic Map of Tyrone
Creator: U.S. Geological Survey
Published: 1923
License: https://creativecommons.org/publicdomain/mark/1.0/

USGS Topo · Published 1923

About this map

The industrial legacy of central Pennsylvania is deeply etched into the landscape of the Little Juniata River and its surrounding ridges. Centers of early iron production like Pennsylvania Furnace, Huntingdon Furnace, and Union Furnace anchor the map, illustrating the region's 19th-century reliance on local ore and timber. The Pennsylvania Railroad follows the river corridor through Tyrone, Birmingham, and Shoenberger, serving as the primary artery for these industrial sites and connecting the narrow valleys between Bald Eagle Mountain and Tussey Mountain.

Beyond the rails and furnaces, a dense network of rural infrastructure supports the agricultural communities of Sinking Valley and Warriorsmark. Dozens of small schoolhouses, such as the Cabin Ford School and Eden Hill School, are scattered across the townships, alongside landmarks like Graziers Mill and Arch Spring. The topography is defined by sharp ridges like Warrior Ridge and Leading Ridge, which forced settlements and transport routes into tight, longitudinal patterns characteristic of the Ridge-and-Valley province.