The United States Department of Commerce (through the Bureau of the Census) has been distributing materials for the "1990 Census Education Project."
Iowa Science Teachers Journal
© Copyright 1989 by the Iowa Academy of Science
Althof, Stephanie A.
"Science Notes - Census Education Project Developed by Department of Commerce,"
Iowa Science Teachers Journal: Vol. 26
, Article 23.
Available at: https://scholarworks.uni.edu/istj/vol26/iss2/23