In the December Science Bulletin in the article by Professor O. B. Read on "Exhibits As An Aid in Science Teaching", the J. T. Baker Chemical Co. was listed as having signified its willingness to supply exhibit material.
©1930 by Iowa State Teachers College
Science Bulletin: Vol. 2:
6, Article 5.
Available at: https://scholarworks.uni.edu/science_bulletin/vol2/iss6/5