A Captive in Time by Sarah Dreher

Stoner McTavish finds herself inexplicably transported to a small, dusty town in Colorado territory, time – 1871! Before long she’s involved with the darndest assortment of characters you’ll ever want to meet: Dot, a good-hearted saloon keeper; Blue Mary, a witch healer; the town suffragists campaigning for the vote; and an enigmatic teenage runaway named Billy. As Stoner tries desperately to figure out a way to return to the present, her life is threatened by a mysterious arsonist and a fanatic preacher. Worse, she is falling in love with someone who died fifty-nine years ago!