search materials(including e-books and e-journals) held by Hokkaido university.
search materials held by universities in Japan.
search information on academic articles published in Japan.
search NDL(National Diet Library) online, NDL Digitized Contents and "Aozora Bunko", materials of a Japanese digital library.
Search keyword：(Standard classification: S417.C3)
George Washington Carver : an American biography / by Rackham Holt
Garden City, N.Y. : Doubleday , c1943
Who was George Washington Carver? / by Jim Gigliotti ; illustrated by Stephen Marchesi
: pbk. - New York : Grosset & Dunlap , c2015
Dr. George Washington Carver, scientist / by Shirley Graham and George D. Lipscomb, illustrated by Elton C. Fax
New York : J. Messner, inc , 
George Washington Carver: the man who overcame / by Lawrence Elliott
Englewood Cliffs, N.J. : Prentice-Hall , c1966