Regina 15½ inch (39.5)cm Disc Musical Box 10544 Count of Luxembourg, The Staircase Dance F.Lehar 

The rich sound from this Disc Musical Box is because is has two duplex / double combs.
The Musical Box Society Website is www.mbsgb.org.uk
For Further Information please contact youtube@musical-box.org
If you would like to hear More Mechanical Musical Instruments,
please look for Mechanical Music Radio
www.mechanicalmusicradio.co.uk/