Pictures 8 Baltimore & Ohio Railroad, Mount Clare Shops, Baltimore Maryland Tweet TRIPLED, HEAVY TIMBER TRUSSES IN FOUNDRY (1976) CAST-IRON WALL END PROTECTOR IN FOUNDRY BUILDING MARKED 'B&ORR Co. 1864.' (1976) FOUNDRY UNDER DEMOLITION (1976) CROSS-SECTION OF FOUNDRY BUILDING SHOWING ROOF TRUSSING SYSTEM THAT WAS REVEALED DURING DEMOLITION (1976) PAIRED, HEAVY-TIMBER TRUSSES IN FOUNDRY (1976) FOUNDRY UNDER DEMOLITION LOOKING SOUTHEAST (1976)