Well… start with *mine,* of course.
Once you’re done buying my stuff, check out Black Cat Press. Books written and/or compiled/edited by Ron Miller (of “Dream Machines” fame). Includes several Jules Verne books (of which I have a few) and several other old, OLD-school science fiction books (of which I have a few), several old space-science popularization books (of which I have a few) and several other categories of books (which I don’t have). These are print-on-demand books through Lulu, which is similar to the MagCloud process I use for APR.
A similar business is Pulpville Press, which, as the name suggests, prints reproductions of pulp-era sci-fi, adventure, detective, etc. I’ve not bought any of these, but I approve of the concept.
PLUS: remember to pack heat and visit your local Starbucks tomorrow, and the days after, to show support for their company policy of letting people who are legally carrying to frequent their establishments. If on the other hand you’re turned off by their company support of gay marriage… shrug. Personally, I know which one is more important. So I understand they have good hot chocolate or some such…