Historical Marker
Flag House
Historical marker location:
844 East Pratt Street, Jonestown, Maryland
( Marker can be reached from East Pratt Street.)
Marker installed: 1956
1793-1957.
Maryland was home to one of the first railroads in the United States: The Baltimore and Ohio Railroad, which was founded in 1827, was one of the first railroads in the United States. It played a crucial role in the transportation of goods and people, and helped make Baltimore an important hub for commerce and industry.