Curated OER
Educational Technology Clearinghouse: Maps Etc: Pittsburgh and Vicinity, 1919
A map from 1919 of Pittsburgh and vicinity showing neighboring counties, the Allegheny, Monongahela, and Ohio Rivers, city limits, railroads, and neighboring cities and towns.
Curated OER
Educational Technology Clearinghouse: Maps Etc: Pittsburgh and Vicinity, 1922
A map from 1922 of Pittsburgh and vicinity showing neighboring counties, the Allegheny, Monongahela, and Ohio Rivers, city limits, principal roads, railroads, neighboring cities and towns, and rivers.