This gallery have no order nor is complete, the program gave me a headache and the site don`t download the entire thing neather, gonna upload for archive sake
@OP I use "DownThemAll" and older browser versions for such occasions. Worked like clockwork so far.
On the tangential note, every image with several "_u18chan" suffixes at the end of the file name was uploaded to U18 several times - one excessive double to already on-site image for each iteration of suffix after the first. In essence - that thread is full of doubles.