Images for the book William Harvey and the Discovery of the Circulation of the Blood by Thomas H. Huxley

There is no easily accessible online text with images for this book, but you can refer to these as you read the text. Baylor University has a summary of Harvey's discovery with modern illustrations here.

A summary of persectives on the vascular system by Erasistratus, Galen, Colombo (Realdus Columbus), and Harvey with schematics here

Cross section drawing of a heart here.

A modern color image of the circulatory system shown here is at here.

View a simplified illustration of a capillary network here, courtesy of Wikipedia.

View a 4-minute basic illustration of the ciculatory system on YouTube. The text is read by a robot, but the graphics are pretty good.