R Lawson Gamble

Investigating a suspicious double suicide in the Mojave Desert, Zack Tolliver, FBI and Eagle Feather must determine if a crime was committed and solve it under increasing threat from persons unknown. They need clues, but the desert sand leaves no trace. This fifth novel of the Zack Tolliver...

A toxic bacteria, a gang of Mexican drug smugglers, an Eastern European mob, a lethal assassin. Just another day on the job for Zack Tolliver, FBI. But how do you deal with the deadly curse of an ancient Chumash Chief? After a month of mental and spiritual leave, Janice sends Zack on a simple...

Modern science and high technology come up against deeply rooted Native American cultures and ancient rituals in this Zack Tolliver, FBI, story, where the Goblin rocks and barren flats of Joshua Tree National Park surround the rugged Eagle Mountains....

Zack Tolliver left the FBI to spend more time with his family and is at home when Libby's sister calls, worried about her daughter Pru in the wake of the horrific murder of a high school classmate. Libby goes to Kanab, Utah, to offer her support and discovers Pru's life truly is in danger. Zack...

The hunters noticed the circling birds against the rose-tinted sky above the rim rock and saw where the flat rays of the early morning sun glinted on something that didn't belong there, and the three of them walked that way. What they find sends FBI agent Zack Tolliver and his friend Eagle...

Zack Tolliver rushes home to Tuba City, Arizona, when he learns his friend Eagle Feather has been involved in a hunting accident, an attack by a mountain lion. The Navajo guide's client is seriously injured. Zack knows the only way to cure his friend's guilt is to hunt the cat down. But he...

Old friend Marty O'Bannon, San Francisco Homicide Detective, calls FBI Agent Zack Tolliver early one morning for advice. O'Bannon is at the scene of a murder, the victim's throat ravaged as if by an animal, and no clues to the killer. He now has three particularly vicious unsolved murders, all...

For FBI Agent Zack Tolliver, a pleasure trip to the Central Coast of California turns into dangerous business....

A freak rainstorm has flooded Death Valley, leaving ruin in its wake. A park ranger finds a body along a remote trail, buried by debris. When they find the man was murdered, not drowned, the FBI is involved, and Zack Tolliver is assigned the case. He will work with another investigator, Tisha...