What is associated with: a pageant first held in 1921 for amber waves of grain?

Based on the clue 'a pad of paper for quick drawings it appears in a ...', what is the answer? Based on the clue 'a pad of writing paper or a pill', what is the answer? What is referred to by 'a pagan 7'? Based on the clue 'a pageant about this famous trail is performed in ...', what is the answer? Based on the clue 'a pageant inspired by her little house books takes...', what is the answer? Based on the clue 'a pain in the back the lower back', what is the answer? Based on the clue 'a pain in the neck or a twist in a rope or thread', what is the answer? Based on the clue 'a painful injury to the ligaments of a joint cause...', what is the answer?