Click on the cover of the manual you want to view.
If you want to Find (Ctrl F / Cmd F) specific terms, or Copy and Paste the text found within these manuals, the best place for that is the transcript page. You can find it in the navigation bar below.
If you own one of these manuals yourself and believe you can scan it at a higher resolution than what you find on this site, please contact me using the info on the home page/index.