Miss Ruth Primrose and Hon Charles Wood attend rehearsal of their wedding at St Paul ' s . The bride and bridegroom , Miss Ruth Primrose and the Hon Charles Wood , attended a rehearsal of their wedding which takes place tomorrow ( Saturday ) at St Paul ' s Cathedral . Lord Derby , grandfather of the bride , with Lord and Lady Halifax , parents of the bridegroom , also attended the rehearsal . Photo shows , the bride and groom at the St Paul ' s Cathedral rehearsal . 24 April 1936