Air cargo the area surrounding the city and thus land access. As this access was closed, in the so-called Berlin blockade, an airlift remained the only option to get increasingly urgent deliveries of food, coal, and other supplies to West Berlin. Over 330 days to 12 May 1949 a total of 2.26 million tons of cargo were airlifted to Berlin, an average of 6,800 tons a day, 80% by the US and 20% by the UK. Although freight traffic developed modestly, reaching only 800,000 tonnes worldwide by the mid-1950s, the world economy was hitting its post-war stride. Germany and Japan were emerging
History of coal mining Quebec and Ontario by British Loyalists. Beginning in 1765, over 11,000 Loyalists settled in N.B., most along the lower 100 miles of the Saint John River and around Grand Lake. Approximately 200,000 tons of coal were dug at Grand Lake between 1639 and 1887 using surface collection, vertical shafts and the room and pillar system. By 1920, the use of draglines and other modern equipment made strip mining possible and the privately owned Grand Lake area mines produced over 200,000 tons per year. Most of this coal was used by the railroad and large businesses. By 1936, a coal burning