Agstone used in Illinois in 1947
By: by Walter H. Voskuil and Ethel M. King
Contributors: King, Ethel M., joint author
Series: Illinois State Geological Survey. Circular -- 146; Circular (Illinois State Geological Survey) -- 146.
Published: 1948
Place of publication: Urbana
Language: eng
Number of pages: 10
Subjects: Agstone; Fertilizers