A “plain-spoken, deep-thinking Montana cattle inspector” takes on a serial killer in DC (The New York Times Book Review).
 
With misgivings, cattle inspector and sometime deputy Gabriel Du Pré has left his hometown of Toussaint, Montana, for big-city Washington, DC, where the Métis Indian fiddler has agreed to play his people’s music for a Smithsonian festival. But like the frightened...

A half-Indian, half-French deputy with "a shrewd mind and wry sense of humor" investigates a case of homicide on the range (The New York Times Book Review).

Two men have been cutting fences at the ranches of Toussaint, Montana, loosing thousands of dollars' worth of cattle to use as target practice for their .22 rifles. Are they thieves? Pranksters? Local cattle inspector and sometime deputy Gabriel Du Pré...

Du Pré investigates a gold mining company whose pollution might be poisoning the children of a nearby reservation Something is rotten in the Fort Belknap Reservation. Life has always been tough on this barren stretch just south of the Canadian border, but now the children are dying. While playing his fiddle in a reservation bar, part-time deputy Gabriel Du Pré meets an accordionist who suspects that the children's health defects and low test scores...

Officially, Gabriel Du Pré is the cattle inspector for Toussaint, Montana, responsible for making sure no one tries to sell cattle branded by another ranch. Unofficially, he is responsible for much more than cows' backsides. The barren country around Toussaint is too vast for the town's small police force, and so, when needed, this hard-nosed Métis Indian lends a hand. Coyote Wind: Newly discovered plane wreckage in the desert leads Du Pré to...

Officially, Gabriel Du Pré is the cattle inspector for Toussaint, Montana, responsible for making sure no one tries to sell cattle branded by another ranch. Unofficially, he is responsible for much more than cows' backsides. The barren country around Toussaint is too vast for the town's small police force, and so, when needed, this hard-nosed Métis Indian lends a hand. • Badlands: When a mysterious cult takes over a cattle ranch, the people of...

When a hunted military whistleblower and his family need someplace to hide and someone to trust, Toussaint, Montana, is the place, and Gabriel Du Pré the man. The Métis Indian former cattle inspector and sometimes deputy is happy to offer protection, even though he's already got his hands full with an ailing granddaughter, a meddling medicine man, and a Kazakh eagle hunter prowling the hills above town. As a guard at a Kabul prison, Hoyt Poe witnessed...