How is that gun amnesty working for you?

source: http://www.parliament.uk/documents/commons/lib/research/rp99/rp99-056.pdf

Now go listen to these newsreels
1961 newsreel
http://www.britishpathe.com/record.php?id=42638
1968 newsreel
http://www.britishpathe.com/record.php?id=45147