B Ond F C Crushing And Grinding Calculations Focus on sand and aggregate information Gmsg Guideline Determining The Bond "Crushing and Grinding Calculations", Bond, F.C., Allis-Chalmers Publication No. 07R9235D, reprinted from British Chemical Engineering, Part l, June, 1961, and Part ll, August 1961, with additions and revisions, April, 1962.