Model Rebecca Harper wears a Katherine Franklin-Adams hat at the 'hats on' for NSPC's Childrens day in Regent's Park today (Tuesday). Photo by Fiona Hanson/PA Stock Photo - Alamy

33 Photos & High Res Pictures - Getty Images

Fiona harper hi-res stock photography and images - Alamy

Just 52 Royal Church Hats Through the Years - Royal Family Hats

Katherine Harper ~ 1933-2014 - Flexographic Technical Association

33 Photos & High Res Pictures - Getty Images

33 Photos & High Res Pictures - Getty Images

REbecca Harper (@drrebeccaharper) • Instagram photos and videos

Rebecca harper hi-res stock photography and images - Alamy

33 Photos & High Res Pictures - Getty Images

Franklin hat hi-res stock photography and images - Page 2 - Alamy

Harper adams hi-res stock photography and images - Page 2 - Alamy

33 Photos & High Res Pictures - Getty Images

Rebecca harper hi-res stock photography and images - Alamy