Lightweight brick from clay and peat or shredded corncobs
By: J.E. Lamar
Contributors: Illinois State Geological Survey
Series: Illinois industrial minerals notes -- no. 2; Illinois industrial minerals notes -- 2.
Publisher: Illinois State Geological Survey
Published: 1955
Place of publication: Urbana, Ill
Language: eng
Subjects: Brickmaking; Clay
Notes: Caption title.

"July 1, 1955."