Walter Clark Consulting is a consulting service and publishing company. The Trona Patch Times is a monthly publication but we also offer annual publications about the minerals/chemicals industry and some downstream manufactured products such as glass.

These publications are paper bound booklets suitable for library or desktop use and can be ordered by phone or fax, or by e-mail or snail mail. All orders are filled by US First Class Air Mail for speedy delivery worldwide.

You may order Trona Patch Times publications by phone, fax, e-mail or snail mail. Send checks or money orders to:

Trona Patch Times
P.O. Box 64
Lafayette, Colorado 80026
United States of America

For a faster response, use one of the following communication methods:

Tel: (303) 666-0802 | Fax: (303) 665-2805

© 2008 Walter Clark Consulting. Federal Copyright law prohibits unauthorized reproduction by any means without prior written permission of the publisher.