Image acknowledgements

Thanks to the following organisations for permission to use images on this website:

Barbican

Collection of Jill A. Wiltse and H. Kirk Brown III, Denver

John Lewis Partnership

Mitchell Beazley

Royal Air Force Museum Hendon

twentytwentyone

V&A Museum

Whitworth Art Gallery

All other images are from Robin and Lucienne Day Foundation archives.

Images may not be reproduced without prior written permission.

Text copyright

© Lesley Jackson and Paula Day 2014