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1. 1:100,000 Quadrangle Polygon Boundaries: Russian River Watershed, California, 1996

1996. Circuit Rider Productions. This layer shows the areas of the USGS 1:100,000 quadrangle boundary maps that are within the watershed boundaries of the Russian River basin.This ... Circuit Rider Productions.

2. 1:24,000 Quadrangle Polygon Boundaries: Russian River Watershed, California, 1996

1996. Circuit Rider Productions. This layer represents the polygon coverage of USGS 1:24,000 scale quadrangles that are within the watershed boundaries of the Russian River basin.T... Circuit Rider Productions.

3. 1949 Gulf Cooperation Council Region Tribal Map

2018. Maitha Salem AlMemari and H.R.P. Dickson. This vector layer represents the tribal boundaries in the Gulf Cooperation Council (GCC) region of the Middle East based on a map found in a H.R.P....

4. 1953 County Boundaries of China with Population Census Data

1953. This polygon shapefile represents the 1953 County Boundaries for China. The layer includes population census data and was primarily based on the "H... Beijing Hua tong ren shi chang xin xi you xian ze ren gong si.

5. 1953 Province Boundaries for China

1953. This polygon shapefile represents the 1953 Province Boundaries for China. The layer was primarily based on the "Historical Administrative Maps of t... Beijing Hua tong ren shi chang xin xi you xian ze ren gong si.

6. 1964 County Boundaries of China with Population Census Data

1964. This polygon shapefile represents the 1964 County Boundaries for China. The layer includes population census data and was primarily based on the "H... Beijing Hua tong ren shi chang xin xi you xian ze ren gong si.

7. 1964 Province Boundaries for China

1964. This polygon shapefile represents the 1964 Province Boundaries for China. The layer was primarily based on the "Historical Administrative Maps of t... Beijing Hua tong ren shi chang xin xi you xian ze ren gong si.

8. 1982 County Boundaries of China with Population Census Data

1982. This polygon shapefile represents the 1982 County Boundaries for China. The layer includes population census data and was primarily based on the "C... Beijing Hua tong ren shi chang xin xi you xian ze ren gong si.

9. 1982 Province Boundaires for China

1982. This polygon shapefile represents the 1982 Province Boundaries for China. The layer was primarily based on the "China Map of Population," published... Beijing Hua tong ren shi chang xin xi you xian ze ren gong si.

10. 1990 County Boundaries of China with Population Census Data, Part 1

1990. This polygon shapefile represents the 1990 County Boundaries for China. The layer includes population census data and was primarily based on the "T... Beijing Hua tong ren shi chang xin xi you xian ze ren gong si.