<p>This covers the plight and perseverance  of freedmen in the South, and the great war of invention and innovation in the North. Apologies for some technical difficulties  at 7:09 to 7;15. </p>

This covers the plight and perseverance of freedmen in the South, and the great war of invention and innovation in the North. Apologies for some technical difficulties at 7:09 to 7;15.

Patent Pending

<p>Random thoughts and notes on whatever is being taught. For the students trying to learn everything minutes before the test, I commend listening at 1.5 to 2x playback speed.</p>

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Random thoughts and notes on whatever is being taught. For the students trying to learn everything minutes before the test, I commend listening at 1.5 to 2x playback speed.

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Patent Pending

Patent Pending