Vitamin C the Canadian Arctic anthropologist Vilhjalmur Stefansson showed that the Inuit avoid scurvy on a diet of largely raw meat. Later studies on traditional food diets of the Yukon First Nations, Dene, Inuit, and Métis of Northern Canada showed that their daily intake of vitamin C averaged between 52 and 62 mg/day, comparable with the Estimated Average Requirement. Vitamin C was discovered in 1912, isolated in 1928 and synthesized in 1933, making it the first vitamin to be synthesized. Shortly thereafter Tadeus Reichstein succeeded in synthesizing the vitamin in bulk by what is now called the Reichstein process. This made possible
The Days of the Turbins people, caused furore. In its first season, in 1926/1927 "The Days of the Turbins" ran for 108 performance, which was a record figure that year for Moscow theatres. Despite numerous attempts at obstructions, it became a huge a hit, especially with the non-party public. The Soviet press panned it, though, and as the time went by, the severity of the criticism increased. In April 1929 the MAT leadership succumbed to the pressure and the production was cancelled. On 28 March 1930 Bulgakov sent a letter to the Soviet government, protesting against the treatment that the play had been subjected to