Lost Weekend in Denmark

For all those of you who are gripped by the latest European crime thriller on BBC4 'The Killing'   http://www.bbc.co.uk/iplayer/episode/b00xzy0f/The_Killing_Episode_1/ being shown on Saturday evenings your attention is drawn to a lost competition funded by Woolworths in a 1970's issue of Angling found at a Car Boot Sale off the A40 yesterday.