On Friday, October 24, esteemed archaeologist Eric Ritter will give a public presentation on “Colonial and Pre-Colonial Rock Images of the Californias,” covering what is now northern Baja and the southwestern United States. The rock art of this region goes back thousands of years. The Free event takes place at Nevada City’s Madelyn Helling Library on Maidu Avenue at 7pm.

Dr. Ritter will share photos of rock imagery and give an overview of native images and earthen art while discussing styles, dating, interpretation, and the history of research. He will also discuss the importance of involving indigenous descendants in rock image studies.

Ritter retired as an archaeologist for the Bureau of Land Management after fifty years of service. He has spent many field seasons doing research in Baj

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