How do I get an hourglass from the clockmaker?

Hint 1 of 7:

Talk to Tom, and he'll tell you what he's looking for.

Hint 2 of 7:

He wants a melody for the town clock.

Hint 3 of 7:

The musician Vivalzart can give you that melody.  See hints in other
sections of this file to learn how to get in to see Vivalzart and how to get
his melody.

Hint 4 of 7:

Once you have that melody, you should remember that all of the houses in
this town are connected to each other.