E-mail Chris Hardaker
chris@earthmeasure.com

EarthMeasure Research

• EarthMeasure Home  | BIO | The First American | Calico Lithics Photo Project | Calico Choppers
  Calico Redux: Artifacts or Geofacts? (pdf) | Valsequillo's Forgotten Horizons | Bipolar Flaking: Variability or Chaos
  On Suppression | Native American Geometry | The Hexagon, The Solstice and the Kiva (pdf)