Rydno, A Stone Age Red Ochre Quarry and Socioeconomic CenterISBN: 978 83 89499 90 5Description: hardback, 467 pp. (30x21cm), phots., ills. Condition: very goodWeight: 1570g. Romuald Schild, Halina Krolik, Andrzej Jacek Tomaszewski, Elzbieta Ciepielewska, Rydno, A Stone Age Red Ochre Quarry and Socioeconomic Center, A Century of Research, IAE, Polish Academy of Sciences, Warsaw 2011Since the advent of anthropological investigation, it has been evident that red ochre had many important uses during prehistoric