Historical Marker
Mattawoman Run
Historical marker location:
Waldorf, Maryland
( Marker is on Crain Highway, 0 miles south of Mattawoman Beantown Road (Maryland Route 205), on the right when traveling south.)
Charles and Prince George's Counties.
Maryland was home to the first African American woman to hold a patent: In 1885, Sarah E. Goode, an African American woman from Baltimore, became the first African American woman to hold a U.S. patent. Her invention was a folding cabinet bed, which was designed to save space in small apartments.