Maria Theresa was Emperor Charles VI's daughter.
The Medway Quarry railway line is a private railway line in New South Wales , Australia , owned by Blue Circle Southern Cement Company .. New South Wales. New South Wales. Australia. Australia. Blue Circle Southern Cement Company. Blue Circle Southern Cement Company. It is a short branch from the Main South line serving the Medway limestone quarry .. Main South line. Main Southern railway line, New South Wales. The junction for the line , Medway Junction , lies between Tallong and Marulan railway stations .. Tallong. Tallong railway station, New South Wales. Marulan. Marulan railway station, New South Wales