Image of the month: Rowena Morrill

Plus, Richard Powers' Ballantine Tarzan covers

Normally I use this space to highlight the top image of the past seven days, but Ralph McQuarrie nabbed the top image of the week again, and I didn’t feel like giving him two in a row. So, this is actually the biggest post of the last 30 days rather than the last seven.

It’s my commemoration post for Rowena Morrill, a well-respected science-fiction, fant…