Answer:
What has two spines and a lot of ribs, and carries much but never moves?
I scribble forms of the finest letter, And repel elements of the harshest weather. I am an arrow-aimer and a dust-breaker.
An open ended barrel, it is shaped like a hive. It is filled with the flesh, and the flesh is alive!
What points the way without a hand. It floats on water but exists on land?
You throw away the outside and cook the inside. Then you eat the outside and throw away the inside. What did you eat?
I start with T end with T and within me is T.