Piero Ernesto Weiss, Ph.D.

Historical marker location:

1320 Bolton Street, Bolton Hill, Maryland

( Marker is on Bolton Street.)

Marker installed: 2020

1928 - 2011.

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.