Inquiry (采购产品): slate chalkboards I am an architect & would like to install a black slate chalk board in a Professor's office, dimension approx 48"x120". What would be the recommeneded thickness & size of the pieces. Have you fabricated chalkboards before--is it a honed finish that is required? Many thanks **** Hidden Message ***** chris mahoney 10027 USA Company: columbia university Title: architect E-mail: cam139@columbia.edu **** Hidden Message ***** cam139@columbia.edu
