Photograph of procession for Princess Anne's wedding
On 14 November 1973, Princess Anne married Mark Phillips at Westminster Abbey. The ceremony was televised around the world and was watched by an estimated 500 million viewers.
The wedding day was declared a national holiday and thousands of well-wishers lined the streets of London to view the procession to Buckingham Palace.
Princess Anne and Mark Phillips Wedding Procession
Parliamentary Archives, PUD/15/4