http://www.1920sera.com Relive the 1920's Through Topical Articles of the Era Tue, 01 Nov 2011 20:03:32 +0000 en hourly 1 http://wordpress.org/?v=3.3 http://www.1920sera.com/technology/mining-and-power-generation/ http://www.1920sera.com/technology/mining-and-power-generation/#comments Mon, 02 Nov 2009 03:21:59 +0000 Flapper http://www.1920sera.com/?p=70 In the United States the extraordinary richness of the heritage of natural resources has often been stressed. The rate at which this heritage is drawn upon is significant because it is basic to our material well being. The extent to which we use these resources is shown by the increase between 1899 and 1929 of 286 percent in mining production, as c... continued

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Related posts:

1. More Power from Niagara
2. Found Meals of the Lost Generation: Recipes and Ancedotes from
3. The Power of Buildings, 1920-1950: A Master Draftsman’s Record

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