It appears to review the entirety of Dickens' connection with music and contians a complete list of music and songs mentioned in his writings.
It gives me some ideas - but I am beginning to wonder if I have bitten off more than I can chew....
However, it seems that Villikins and his Dinah rose to popularity within my period, and it also shows Dickens familiar with "Over the Hills and Far Away" - and gives two verses I did not know!