For the competition you had to spot six differences between the pictures of 'Chitty Chitty Bang Bang' on the front and the back of tins of rice, sago, macaroni, tapioca or semolina but not Ambrosia custard as that was not introduced until the end of 1969!
Back and front of a 7" x 4" promotional display card, artwork by Michael Turner.
Images above courtesy of Dave Hinett of the 'Chitty Chitty Band Bang Collectors' Facebook page.
These are the prizes. Who was the winner and did they choose the car or the cash?
The 'star prize' outside the Ambrosia Creamery in Lifton, Devon in 1969
Photograph courtesy of the Tavistock Museum and the Thorington Family
Photograph courtesy of the Tavistock Museum and the Thorington Family
Photograph courtesy of Michaela Barron
Promotional tour on 'YouTube' in Ipswich 1968 posted by Andy Cross
Badges given to all entrants or at promotions.	A slip inserted into one of the 40,000 book prizes.
PAN 0330 022075 from 1968 Cover Artist ? and Film Tie-In
Acton Gazette 6th March 1969
	Coventry Telegraph 18th March 1969
Coventry Telegraph 13th March 1969	Coventry Telegraph 13th March 1969
United Artists SULP 1200 from 1968
Corgi Toys Number 266 from 1967
A random selection of other competitions involving 'Chitty Chitty Bang Bang'
Lichfield Mercury 23rd August 1991
Coventry Telegraph 20th March 1969
Kingston Informer 22nd August 1997
Harrow Observer 22nd July 1969
Reading Evening Post 10th May 1988
Reading Evening Post 20th August 1969
Staffordshire Sentinel 24th November 1986
Surbiton Post 19th August 1997
Reading Evening Post 6th December 1969
Coventry Standard 10th July 1969