I’d promised TomCat that I’d attempt to find a quality modern locked room mystery this week, but the book I was going to look at — Lord Darcyverse continuation novel Ten Little Wizards (1988) by Michael Kurland — has (miraculously…?) vanished. So instead, here’s a revival of another occasional series: a selective pick through some self-published impossible crime stories in search of the gold that doubtless exists there somewhere.