Quartz (2) Age (2) titane (1) pierre (1) papier (1) document (1) âge (1) ordre (1) Asie (1) République populaire de Chine (1) Reliability (1) Dating (1) Specimens (1) Antiquities, Prehistoric (1) Electron spin resonance dating (1) Fossils (1) Wealth (1) Volume (Cubic content) (1) Titanium (1) Stone (1) Signals and signaling (1) Samples (Commerce) (1) Reliability (1) Possibility (1) Pictures (1) Paper (1) Order (1) Motion (1) Prehistoric peoples (1) Hypothesis (1)