I hate regurgitating news stories that are in the papers, but this is an exception as it's an historical records of what we all like doing.
http://www.dailymail.co.uk/news/art...complete-grapefruit-tins-Oxo-cubes-1930s.html
http://www.dailymail.co.uk/news/art...complete-grapefruit-tins-Oxo-cubes-1930s.html