Regency Period Hat or Bonnet Pattern Sewing Pattern - Regency Period Hat or Bonnet Pattern - Sewing Pattern. Sewing Pattern - Regency Period Hat or Bonnet Pattern - 3 styles Excellent for Regency hat wear for women in 3 styles and multiple sizes. Fabulous for Sense and Sensibility, Jane Austen, Pride and Predjudice or Wuthering Heights Beautiful Regency Era hat pattern for your Regency or Napoleonic era impression