21. Hubei Statistical Yearbook / Hubei tong ji nian jian / Hubei Sheng tong ji ju bian. (2007-2012, 2014-2021) Bookmark Format Series - ongoing
22. Hunan Statistical Yearbook / Hunan tong ji nian jian / Hunan Sheng tong ji ju bian. (2000, 2005, 2012-2021) Bookmark Format Series - ongoing
24. Inner Mongolia Statistical Yearbook = Nei Menggu diao cha nian jian / guo jia tong ji ju Nei Menggu diao cha zong dui bian (2017) Bookmark Format Series - ongoing
25. Jiangsu tong ji nian jian / Jiangsu Sheng tong ji ju bian / Jiangsu Statistical Yearbook (2001-2021) Bookmark Format Series - ongoing
26. Jiangxi tong ji nian jian / [Jiangxi Sheng tong ji ju bian] / Jiangxi Statistical Yearbook (2006-2021) Bookmark Format Series - ongoing
30. National Historical Geographic Information System (NHGIS) via IPUMS Bookmark Format Data archive or collection