Willem Kolff and the invention of the dialysis machine
Kathleen Tracy
A biography of the Dutch doctor who worked to perfect a means of treating kidney failure and later helped develop the first artificial heart.

by Mara Rockliff (2015)
"A stirring picture book biography about a forgotten hero of the American Revolution who rose to the occasion and served his country, not with muskets or canons, but with gingerbread!"-- This picture-book biography introduces a forgotten hero of the American Revolution who rose to the occasion and served his country, not with muskets or canons, but with gingerbread.
Kathleen Tracy
A biography of the Dutch doctor who worked to perfect a means of treating kidney failure and later helped develop the first artificial heart.
[compiled by] Linda Schmittroth
A collection of annotated documents relating to the American Revolution, including speeches, autobiographical text, and proclamations.
J'Nell L. Pate
Traces the life and military career of the 1862 West Point graduate who spent much of his life as a cavalry officer fighting the Indians in Texas.
Stuart A. Kallen
Discusses the life of John Hancock, one of the the wealthiest men in the American colonies and a signer of the Declaration of Independence.