I finally found the book!

!. Like a ladder laid down low and nailed to the ground, climbed by horses, not of flesh, to distant places bound

2. Once perhaps a work of art, sliced methodically apart; So those who have the time to spend, can try and make it whole again.

3. One behind, and one between, one stands on a hill. Three on three, and three around, a test of strength an skill.

plus a riddle I found hidden in the answers. I don't have the answer to it so we're going to have to figure it out ourselves

last of my tribe of one score and four, after I am passed there follow no more. If you would use shape to describe me to others, the horseshoe and lyre in form are my brothers