Book excerpt: This book shows how supporting underclothing moved away from stomachers and tightly laced stays worn during the 1700s and transitioned into corsets that were less formed and far more comfortable. Wearing the correct underclothing was essential for keeping garments in place and giving the best fashion display. Corsets worn during Jane Austen's lifetime. Corsets or stays transitioning from 1700s into 1800s and worn during Jane Austen's lifetime.