Jason Church positions the head of the Minolta colorimeter for measurements on a headstone in Alexandria National Cemetery.  Photo by Mary Striegel

Jason Church positions the head of the Minolta colorimeter for measurements on a headstone in Alexandria National Cemetery. Photo by Mary Striegel

[Download not found]NCPTT and the Department of Veteran Affairs, National Cemetery Administration has released the interim report entitled, Comparative Study of Commercially Available Cleaners for use on Federally-issued Headstones. The report encompasses two years of research looking at five different cleaners for use on headstones. NCPTT has received additional funding to continue the study for two years. For more information, contact Mary Striegel.

National Center for Preservation Technology and Training
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Email: ncptt[at]nps.gov
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