The prolific Drysdale wrote on a variety of other related subjects as well, including medicine as a profession for women and issues related to population control.
Dr Ian Drysdale, head of the British College of Osteopathic Medicine, said: 'Because these boots are warm and soft, young girls think they are giving their feet a break.
Judy Drysdale was the veterinary surgeon on duty at the Vets Now clinic at Ardene House at the time, and said she arrived shaken up, cold, and suffered a nose bleed and sore eyes.