Granite Quarry at Ellicott’s Patapsco Mills 1815

Benjamin Brown wrote that he leased the early quarry at Ellicott's mills and his announcement/advertisement was picked up by a London weekly! The granite was used to build the Cathedral and other buildings in Baltimore, particularly in "Columns or Pilasters of any dimensions, Basement Stories or Fronts of Houses, door or window Cases and Cills."

John H. B. Latrobe's "Fairy Knowe"

Overlooking his brother Benjamin Latrobe Jr.'s magnificent Thomas Viaduct (more on the B & O Railroad stone bridge HERE), and seen by the RR passengers, John H. B. Latrobe had a country house "Fairy Knowe" designed by Robert Carey Long Jr. who also designed Patapsco Institute and Mt. Ida.  Latrobe, son of the architect of the US Capitol, owned and designed a cottage, "Maryland Row", at White Sulpher Springs and was the lawyer for the B & O Railroad.  Below is a floor plan of #1 and Latrobe's description of #2 designed with John Niernsee...