found: Duffey, B. The math wiz, 1990:CIP t.p. (Janet Wilson; illustrator)
found: Phone call to L. Sheridan, Viking, 04-10-90(Janet Reid Wilson, b. 1962)
found: Phone call to Puffin, Mar. 31, 1998(r. Toronto as of 1994)
found: U.S. copyright file, June 24, 2003(Wilson, Janet, 1952- )
found: Amicus, June 24, 2003(Wilson, Janet, 1952-; b Nov. 20, 1952; Janet Mary Ann Reid Wilson; Janet Reid Wilson)
found: Biog. & geneal. master index, June 24, 2003(Wilson, Janet (1952-))
found: Email from Second Story Press, February 19, 2019(Janet Wilson is the illustrator of The math whiz and We celebrate the harvest; she is not the author of Eight weeks)
found: LAC internal file, February 21, 2019(heading: Wilson, Janet, 1952-; variants: Wilson, Janet Reid, 1952-; Wilson, Janet Mary Ann Reid, 1952-; born November 20, 1952; Canadian; full name Janet Mary Ann Reid Wilson)