'Help Us with this Experiment', about 1965. Museum no. E.549-1985

'Help Us with this Experiment', about 1965. Museum no. E.549-1985

'Help Us with this Experiment'
Underground train advertisement for Cadbury's chocolates
About 1965
Colour offset lithograph
Museum no. E.549-1985

Poster advertising Cadbury's Fruit and Nut chocolate bars. Text on the poster invites the viewer to take part in an experiment to see the image hidden behind the lines.

This poster can be found in Print Room Box 8.