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You searched for: Author CHGIS, Harvard Yenching Insitute Remove constraint Author: CHGIS, Harvard Yenching Insitute Data type Polygon Remove constraint Data type: Polygon
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11. CHGIS Version 4 : China 222 BCE to 1911 CE Prefectures

1. CHGIS, Harvard Yenching Insitute. polygon features showing a time series of prefecture boundaries in China for the period 222 BCE to 1911 CE Time Series Data CHGIS V4 contains tim... CHGIS, Harvard Yenching Institute.

12. CHGIS Version 4 : China 222 BCE to 1911 CE Provinces

1. CHGIS, Harvard Yenching Insitute. polygon features showing a time series of province boundaries in China for the period 222 BCE to 1911 CE Time Series Data CHGIS V4 contains time ... CHGIS, Harvard Yenching Institute.

13. CHGIS Version 4 : China 222 BCE to 1911 CE Regime Boundaries

1. CHGIS, Harvard Yenching Insitute. polygon features showing a time series of regime boundaries in China for the period 222 BCE to 1911 CE Time Series Data CHGIS V4 contains time se... CHGIS, Harvard Yenching Institute.