Writing from New York, Carnegie discusses the terms of a business agreement made earlier in the year with the Pennsylvania Railroad. In a post-script written on a copy of a letter to Mr. Thomson, Carnegie informs Frick not to antagonize the Pennsylvania R

December 19, 1896

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Writing from New York, Carnegie discusses the terms of a business agreement made earlier in the year with the Pennsylvania Railroad. In a post-script written on a copy of a letter to Mr. Thomson, Carnegie informs Frick not to antagonize the Pennsylvania R