Camille Minichino, The Hydrogen Murder
Avalon (1997) ISBN: 0-8034-9268-5
Score: 1

First of a series in a series about amateur detective who's a retired physicist who just returned to her hometown after 30 years. Fast and light, but the mystery wasn't all that good (compared to, say, Asimov's Whiff of Death).

Next Book: Jim Butcher, dead Beat