Coins minted in the Year 1977

What happended in 1977?
Monarch is Queen Elizabeth II is her Silver Jubilee year (25 years reign). Prime Minister is James Callaghan (Labour). US President is Gerald R. Ford/Jimmy Carter. M5 Motorway completed. The Centenary Test between Australia and England at the MCG. A new, smaller, £1 note is introduced. 'Star Wars' released.
Obv Rev Cat Coin
1977 Crown - Silver Jubilee 1977 Crown - Silver Jubilee Crowns 1977 Crown - Silver Jubilee