Types of Graphs. 1  Types of Graphs: Bar Graphs. 2  Types of Graphs: Box and Whiskers (Boxplots) 3  Types of Graphs: Frequency Distributions.  Types of Graphs: 1  Histogram. Types of Graphs: Line Graphs.  Types of Graphs: Pie 1  Graphs. Types of Graphs: Scatter Graphs.  Types of Graphs: Stemplots.
The 1950s. By the end of the war, TVA had completed a 652-mile navigation channel the length of the Tennessee River, and had become the nationâs largest electricity supplier.
The TVA is a corporation created by the Tennessee Valley Authority Act, which in turn was created by warlike little Senator Norris of Nebraska and by a President who saw more in it than âputting the Government into the power businessâ (which had brought two prompt Republican vetoes) and by careful study of the legal set-up of Port of New York Authority and â like any great and farsighted idea â by a number of men who also ran.