When I want to save a page for myself I usually use the PrintFriendly (https://www.printfriendly.com/) plugin to save to PDF, minus the cruft of images and ads.
This way, I've built an archchive of useful pdf's that are now (since they are clean text) fully indexed and searchable on my devices.
This way, I've built an archchive of useful pdf's that are now (since they are clean text) fully indexed and searchable on my devices.