The headdress, and why it went
Grey serge, washable linen, a laundry schedule, and a wide starched headdress that lasted three centuries and then went in a single documented decision. Three pieces on clothing chosen for the work it had to survive.

The headdress, and why it went
The wide starched cornette was worn from the seventeenth century until 1964 and was abandoned as impractical, which is a documented institutional decision.

Habit as working equipment
Grey serge, washable linen and a laundry schedule — the clothing was chosen for the work it had to survive.

The 1964 decision
Changing it took a formal process, and the reasoning is on record.