Coins minted in the Year 1970

What happended in 1970?
The Monarch is Elizabeth II. In the June election, Edward Heath (Conservative) replaces Harold Wilson (Labour). US President is Richard M. Nixon. The First Jumbo jet (Boeing 747) landed at Heathrow airport. Voting age lowered from 21 to 18. Golfer Tony Jacklin won the US Open and Jack Nicklaus won the Open. The half-crown ceased to be legal tender, so did the 10 shillings note. Nijinsky won the triple crown of horse racing (Epsom Derby, 2,000 Guineas and St Leger). It's the end of The Beatles.
Obv Rev Cat Coin
  50 Pence Coins 1970 50 Pence - Elizabeth II