Treatise on Non-Metallic Materials of Engineering

This is an EXACT reproduction of a book published before 1923. This IS NOT anOCRd book with strange characters introduced typographical errors andjumbled words.... » 

This is an EXACT reproduction of a book published before 1923. This IS NOT anOCRd book with strange characters introduced typographical errors andjumbled words. This book may have occasional imperfections such as missing orblurred pages poor pictures errant marks etc. that were either part of theoriginal artifact or were introduced by the scanning process. We believe thiswork is culturally important and despite the imperfections have elected tobring it back into print as part of our continuing commitment to thepreservation of printed works worldwide. We appreciate your understanding ofthe imperfections in the preservation process and hope you enjoy this valuablebook. «