Jason Church and Stace Miller presented results of NCPTT research at the annual meeting of the American Institute for Conservation in Denver Colorado, April 21-24. Church presented recent evidence that hard water irrigation systems in western states was resulting in severe granite deterioration. Miller discussed the development of treatment and cleaning methods for large marble monuments in historic Congressional Cemetery.

For more information, contact Jason Church.

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National Center for Preservation Technology and Training
645 University Parkway
Natchitoches, LA 71457

Email: ncptt[at]nps.gov
Phone: (318) 356-7444
Fax: (318) 356-9119