National Center for Preservation Technology and TrainingTechnology Serving the Future of America’s Heritage

www.ncptt.nps.gov/products© 2008 NCPTT

Effect of Water on Lower Pecos River Rock Paintings in Texas

Rock Art Research: Journal of the Australian Rock Art Research Association (AURA)

and International Federation of rock Art Organizations (IFRAO)

- Elmo J. Mawk and Marvin W. RoweGrant Number: 1998-22

Image by mlhradio on Flickr