Just found this, has complete scans of each page of 1000s of DRFs from 1890s to 1980s. I don't know how to simplify the link; I hope it works:
http://kdl.kyvl.org/cgi/t/text/text-...;ALLSELECTED=1
It's wild to see the PPs from the 1910s!
This is amazing; I never knew about this resource.
