09-24 slavery

  1. 19th Century: A golden age.

    1. Ecosystem for Plotting:
  2. John Snow

  3. Minard

        1. The Pictogram, 1884
  4. Grimkes

Leave a Reply

Your email address will not be published. Required fields are marked *

You may use these HTML tags and attributes: <a href="" title=""> <abbr title=""> <acronym title=""> <b> <blockquote cite=""> <cite> <code> <del datetime=""> <em> <i> <q cite=""> <strike> <strong>