Answer:
I scribble forms of the finest letter, And repel elements of the harshest weather. I am an arrow-aimer and a dust-breaker.
What has a bell but isn't a church. Is full of air but is not a balloon?
What holds names and memories which are not its own?
A nut cracker up in a tree.
There is someone, and there is always another, for without the other, there wouldn't be one
What is always coming but never arrives?