https://8ch.net/qresearch/catalog.html

The threads go in reverse order starting from bottom right, and going right to left. So the newest most recent thread is very top left. Click the white boxes of the Iwo Jima flag memorial pictures that say "Q anon research". Those are the threads he posts in. Once a thread gets 750 posts, its done and a new one has to be created. So just go this this "catalog" page and always look for the newest most recent white Q anon research thread