4 April: High-status stone cist burial at Songguk-ri, Korea, containing Liaoning-style bronze dagger, greenstone ornaments and other prestige artifacts.
↑ Radnoti-Alföldi, M.; Lahusen, M. C. (2000). Ernest Nash - Ernst Nathan: Potsdam, Rom, New York, Rom. Nicolai'sche Verlagsbuchhandlung. ISBN3-87584-045-3.
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