6 paragraphs
a) one-paragraph introduction describing the selected primary source (who, what, when, where);
b) two-paragraph description of the themes found in the selected source (including 3 quotes from the source);
3) two-paragraph description of a supporting JSTOR.org article on the source topic (including 3 quotes from the article);
4) one-paragraph conclusion including a description of a supporting article from SCIENCE.org on current trajectories of themes related to your primary source/era (including 2 quotes from the article).
On the Natural Faculties Claudius Galen