I got them all with about 3 minutes left. Not too terribly hard once I knocked out the ones I either knew or had a 2-3 date range on, and could just brute force the rest with my best guesses <_<
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http://img.imgcake.com/RegaroUlquiorrapngse.png
http://img.imgcake.com/regthatchertabletpngyd.png