Iona Mary Campbell (née Colquhoun), Duchess of Argyll

by Madame Yevonde
bromide print on velvet card mount, February 1964
NPG x8447

Iona Mary Campbell (née Colquhoun), Duchess of Argyll

by Madame Yevonde
semi-matte hand-coloured print, 1965
NPG x29847

Iona Mary Campbell (née Colquhoun), Duchess of Argyll

by Bassano
half-plate film negative, 11 July 1968
NPG x177150

Iona Mary Campbell (née Colquhoun), Duchess of Argyll

by Bassano
half-plate film negative, 11 July 1968
NPG x177151

Iona Mary Campbell (née Colquhoun), Duchess of Argyll

by Bassano
half-plate film negative, 11 July 1968
NPG x177152