Campbell Petrographic Services, Inc.

MICROSCOPICAL EXAMINATION OF

CONCRETE, MORTAR, AGGREGATES AND RELATED MATERIALS

Reasons for Petrographic Examination of Concrete	Taking Concrete Samples Methods and Recommendations
Reasons for Petrographic Examination of Cement, Clinker and Raw Feed	Taking Clinker Samples Methods and Recommendations
About Donald H. Campbell	To order "Microscopical Examination and Interpretation of Portland Cement and Clinker" By Donald H. Campbell Ph.D.

4001 Berg Rd. Dodgeville, Wisconsin 53533-8508

Tel:(608) 623-2387 Fax:(608) 623-2594

E-mail: campbell@mhtc.net