The American terra cotta index

This is an index to the records of the American Terra Cotta and Ceramic Company of Crystal Lake Ill. The drawings and original source material are housed at the Northwest Architectural Archives at the University of Minnesota. The index includes the work of the American Terra Cotta and Ceramic Company, the Winkle Terra Cotta Company, The Midland Terra Cotta Company and the Indianapolis Terra Cotta Cotta Company