| PTBA CORPORATE PRESENTATION DECEMBER 2014 |
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| PTBA CORPORATE PRESENTATION NOVEMBER 2014 |
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| PTBA CORPORATE PRESENTATION OCTOBER 2014 |
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| PTBA CORPORATE PRESENTATION SEPTEMBER 2014 |
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| PTBA CORPORATE PRESENTATION AUGUST 2014 |
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| PTBA CORPORATE PRESENTATION JULY 2014 |
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| PTBA CORPORATE PRESENTATION JUNE 2014 |
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| PTBA CORPORATE PRESENTATION MAY 2014 |
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| PTBA CORPORATE PRESENTATION APRIL 2014 |
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| PTBA CORPORATE PRESENTATION MARCH 2014 |
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| PTBA CORPORATE PRESENTATION FEBRUARY 2014 |
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| PTBA CORPORATE PRESENTATION JANUARY 2014 |
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| PTBA Corporate Presentation December 2014 |
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| PTBA Corporate Presentation November 2014 |
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| PTBA Corporate Presentation October 2014 |
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| PTBA Corporate Presentation September 2014 |
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| PTBA Corporate Presentation August 2014 |
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| PTBA Corporate Presentation July 2014 |
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| PTBA Corporate Presentation June 2014 |
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| PTBA Corporate Presentation May 2014 |
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| PTBA Corporate Presentation April 2014 |
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| PTBA Corporate Presentation March 2014 |
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| PTBA Corporate Presentation February 2014 |
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| PTBA Corporate Presentation January 2014 |
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