Conversation so far:
What was Viv Richards' place in cricket?
Viv Richards is regarded as one of the greatest batsmen of all time. He was voted one of the five Cricketers of the Century in 2000
Who were the Wisden cricketers?
Wisden Cricketers' Almanack, or simply Wisden or colloquially the Bible of Cricket, is a cricket reference book published annually in the United Kingdom.
Did Viv Richards do anything significant in cricket?
Several prominent personalities including former cricketer Imran Khan and writer John Birmingham are of the opinion that Viv Richards was the best ever batsman against genuine fast bowling
Why was Viv Richards considered the best ever batsman?
His batting often completely dominated opposing bowlers.
1976 was perhaps Viv Richards' finest year: he scored 1710 runs, at an astonishing average of 90.00, with seven centuries in 11 Tests.
https://en.wikipedia.org/wiki/Viv_Richards#Test_debut_to_international_stardom,_1975–1984
Did Viv Richards get any other recognition or awards besides his performance in 1976?
Viv Richards' team, Somerset, won the NatWest Trophy, with Richards and close friend Ian Botham having a playful slugging match in the final few overs.

Question: what year was that?
Self-contained rewrite: What year did Viv Richards and Somerset win the NatWest Trophy?