Regency Period Bonnet
This pattern has four views and can be made as a straw brimmed hat or as a fabric covered hat. There are two choices for the crown either a bag or a cartridge pleated back.

View A has the cartridge pleated crown and a rafia straw brim.

View B has the bag back and a larger straw brim.

View C and D have fabric covered brims in two different sizes.