I know I'm pretty late here, so hope you see this. I found this free online version of "designing for the web" to contain an accessible guide to typography and

I know I'm pretty late here, so hope you see this. I found this free online version of "designing for the web" to contain an accessible guide to typography and even delves into some of the more technical/nuanced areas http://designingfortheweb.co.uk/book/ http://designingfortheweb.co.uk/book/