In Apple's case you can go back to the time before the logo changed from a rainbow to a chrome shield. The Apple II manuals were a model of readability, clarity

In Apple's case you can go back to the time before the logo changed from a rainbow to a chrome shield. The Apple II manuals were a model of readability, clarity, and personable communication. http://www.classiccmp.org/cini/pdf/Apple/Apple%20II%20Reference%20Manual%20-%20Woz.pdf http://www.classiccmp.org/cini/pdf/Apple/Apple%20II%20Refere... The change when the Mac manuals came out was day-to-night.