Nancy Herriman was once an engineer, but ended that career to raise her children and take up writing. She now lives in Ohio (after twenty years of living in Arizona) with her husband and sons. She writes the Mystery of Old San Francisco Mystery Series, which stars Celia Davies. Although Celia was born in Great Britain, she lives in San Francisco during the 1860s. She is a nurse who has founded a free medical clinic for the poor to be able to receive medical attention.
MYSTERY OF OLD SAN FRANCISCO MYSTERY Series:
Main Character: Celia Davies is a British-born nurse who runs a free medical clinic AND Nicholas Greaves, a police detective. The series is set in San Francisco during the 1860s.
BESS ELLYOTT MYSTERY Series:
Main Character: Bess Ellyott, herbalist and widow in Elizabethan London