Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Passenger Car Shop, Southwest c...
Significance: A unique structure, the Mount Clare Passenger Car Shop is undoubtedly the largest circular (actually 22-sided polygonal) industrial building in the world. It is commonly misidentified as a "round... More
Baltimore & Ohio Railroad, Mount Clare Passenger Car Shop, Southwest c...
Significance: A unique structure, the Mount Clare Passenger Car Shop is undoubtedly the largest circular (actually 22-sided polygonal) industrial building in the world. It is commonly misidentified as a "round... More
Baltimore & Ohio Railroad, Mount Clare Passenger Car Shop, Southwest c...
Significance: A unique structure, the Mount Clare Passenger Car Shop is undoubtedly the largest circular (actually 22-sided polygonal) industrial building in the world. It is commonly misidentified as a "round... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Passenger Car Shop, Southwest c...
Significance: A unique structure, the Mount Clare Passenger Car Shop is undoubtedly the largest circular (actually 22-sided polygonal) industrial building in the world. It is commonly misidentified as a "round... More
Baltimore & Ohio Railroad, Mount Clare Passenger Car Shop, Southwest c...
Significance: A unique structure, the Mount Clare Passenger Car Shop is undoubtedly the largest circular (actually 22-sided polygonal) industrial building in the world. It is commonly misidentified as a "round... More
Poppeldon, C.P. (may be Poppleton, E.)
A couple of men in suits standing next to each other. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Passenger Car Shop, Southwest c...
Significance: A unique structure, the Mount Clare Passenger Car Shop is undoubtedly the largest circular (actually 22-sided polygonal) industrial building in the world. It is commonly misidentified as a "round... More
Baltimore & Ohio Railroad, Mount Clare Passenger Car Shop, Southwest c...
Significance: A unique structure, the Mount Clare Passenger Car Shop is undoubtedly the largest circular (actually 22-sided polygonal) industrial building in the world. It is commonly misidentified as a "round... More
Baltimore & Ohio Railroad, Mount Clare Passenger Car Shop, Southwest c...
Significance: A unique structure, the Mount Clare Passenger Car Shop is undoubtedly the largest circular (actually 22-sided polygonal) industrial building in the world. It is commonly misidentified as a "round... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Passenger Car Shop, Southwest c...
Significance: A unique structure, the Mount Clare Passenger Car Shop is undoubtedly the largest circular (actually 22-sided polygonal) industrial building in the world. It is commonly misidentified as a "round... More
Baltimore & Ohio Railroad, Mount Clare Passenger Car Shop, Southwest c...
Significance: A unique structure, the Mount Clare Passenger Car Shop is undoubtedly the largest circular (actually 22-sided polygonal) industrial building in the world. It is commonly misidentified as a "round... More
Baltimore & Ohio Railroad, Mount Clare Passenger Car Shop, Southwest c...
Significance: A unique structure, the Mount Clare Passenger Car Shop is undoubtedly the largest circular (actually 22-sided polygonal) industrial building in the world. It is commonly misidentified as a "round... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Passenger Car Shop, Southwest c...
Significance: A unique structure, the Mount Clare Passenger Car Shop is undoubtedly the largest circular (actually 22-sided polygonal) industrial building in the world. It is commonly misidentified as a "round... More
Baltimore & Ohio Railroad, Mount Clare Passenger Car Shop, Southwest c...
Significance: A unique structure, the Mount Clare Passenger Car Shop is undoubtedly the largest circular (actually 22-sided polygonal) industrial building in the world. It is commonly misidentified as a "round... More
Baltimore & Ohio Railroad, Mount Clare Passenger Car Shop, Southwest c...
Significance: A unique structure, the Mount Clare Passenger Car Shop is undoubtedly the largest circular (actually 22-sided polygonal) industrial building in the world. It is commonly misidentified as a "round... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Passenger Car Shop, Southwest c...
Significance: A unique structure, the Mount Clare Passenger Car Shop is undoubtedly the largest circular (actually 22-sided polygonal) industrial building in the world. It is commonly misidentified as a "round... More
Baltimore & Ohio Railroad, Mount Clare Passenger Car Shop, Southwest c...
Significance: A unique structure, the Mount Clare Passenger Car Shop is undoubtedly the largest circular (actually 22-sided polygonal) industrial building in the world. It is commonly misidentified as a "round... More
Baltimore & Ohio Railroad, Mount Clare Passenger Car Shop, Southwest c...
Significance: A unique structure, the Mount Clare Passenger Car Shop is undoubtedly the largest circular (actually 22-sided polygonal) industrial building in the world. It is commonly misidentified as a "round... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Passenger Car Shop, Southwest c...
Significance: A unique structure, the Mount Clare Passenger Car Shop is undoubtedly the largest circular (actually 22-sided polygonal) industrial building in the world. It is commonly misidentified as a "round... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Passenger Car Shop, Southwest c...
Significance: A unique structure, the Mount Clare Passenger Car Shop is undoubtedly the largest circular (actually 22-sided polygonal) industrial building in the world. It is commonly misidentified as a "round... More
Baltimore & Ohio Railroad, Mount Clare Passenger Car Shop, Southwest c...
Significance: A unique structure, the Mount Clare Passenger Car Shop is undoubtedly the largest circular (actually 22-sided polygonal) industrial building in the world. It is commonly misidentified as a "round... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Passenger Car Shop, Southwest c...
Significance: A unique structure, the Mount Clare Passenger Car Shop is undoubtedly the largest circular (actually 22-sided polygonal) industrial building in the world. It is commonly misidentified as a "round... More
Baltimore & Ohio Railroad, Mount Clare Passenger Car Shop, Southwest c...
Significance: A unique structure, the Mount Clare Passenger Car Shop is undoubtedly the largest circular (actually 22-sided polygonal) industrial building in the world. It is commonly misidentified as a "round... More
Baltimore & Ohio Railroad, Mount Clare Passenger Car Shop, Southwest c...
Significance: A unique structure, the Mount Clare Passenger Car Shop is undoubtedly the largest circular (actually 22-sided polygonal) industrial building in the world. It is commonly misidentified as a "round... More
Baltimore & Ohio Railroad, Mount Clare Passenger Car Shop, Southwest c...
Significance: A unique structure, the Mount Clare Passenger Car Shop is undoubtedly the largest circular (actually 22-sided polygonal) industrial building in the world. It is commonly misidentified as a "round... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Passenger Car Shop, Southwest c...
Significance: A unique structure, the Mount Clare Passenger Car Shop is undoubtedly the largest circular (actually 22-sided polygonal) industrial building in the world. It is commonly misidentified as a "round... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Passenger Car Shop, Southwest c...
Significance: A unique structure, the Mount Clare Passenger Car Shop is undoubtedly the largest circular (actually 22-sided polygonal) industrial building in the world. It is commonly misidentified as a "round... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Passenger Car Shop, Southwest c...
Significance: A unique structure, the Mount Clare Passenger Car Shop is undoubtedly the largest circular (actually 22-sided polygonal) industrial building in the world. It is commonly misidentified as a "round... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Passenger Car Shop, Southwest c...
Significance: A unique structure, the Mount Clare Passenger Car Shop is undoubtedly the largest circular (actually 22-sided polygonal) industrial building in the world. It is commonly misidentified as a "round... More