Professor Kenneth Morgan reviews major themes of life in postwar Britain. 3: From Rats to Riches. In 1941, the Frost family took over a Dorset farm, evicted the rats and set out to work the land. For 50 years the brothers have run their farms in line with the demands and directives of the men from the Ministry, the CAP and now the public. Their story follows the fortunes of postwar British agriculture. Producer Mary Price