Time Scout Series by Robert Lynn Asprin, Linda Evans

Kit Carson best time scout is retired now shadowing endangers his life, can get caught at same time and die. Gamine redhead Margo 16 wants him to teach her. Malcolm 30s guides her in Victorian England. Mistakes get worse, she runs away in Coliseum era Rome. Her trip through dying Gate to Africa 1542 may be their last; grandpa Kit and lover Malcolm head to rescue.

When a disaster nearly destroys the universe, survivors from the planet Earth carefully rebuild their changed world, which has become susceptible to shifting time lines and challenges the wits of mischievous Skeeter Jackson.

Settle Back for a Hot One: IT'S RIPPING TIMEWhen terrorists gun down Jenna Caddrick's fiancee, the only daughter of Senator John Caddrick is trapped in a desperate struggle to stay alive. With a pack of killers on her trail, Jenna plunges through Shangri-La Station's time touring gates -- and lands in London of 1888, just in time to meet Jack the Ripper.And Skeeter Jackson, newly reformed con artist, finds himself caught up in the biggest mystery of the century... moreSettle Back for a Hot One: IT'S RIPPING TIMEWhen terrorists gun down Jenna Caddrick's fiancee, the only daughter of Senator John Caddrick is trapped in a desperate struggle to stay alive. With a pack of killers on her trail, Jenna plunges through Shangri-La Station's time touring gates -- and lands in London of 1888, just in time to meet Jack the Ripper.And Skeeter Jackson, newly reformed con artist, finds himself caught up in the biggest mystery of the century. All Skeeter has to do is find the Senator's missing daughter, track down Ianira Cassandra's kidnappers, stop a cult of killers and survive Ripping Time... less

IT'S HARD TO KEEP A GOOD PSYCHOPATH DOWNTIME... And it's harder to figure which psychopath to fear most! Senator John Caddrick hires a professional assassin to murder his own daughter and threatens to destroy the whole time-touring industry. Caddrick's hired gun plans a high-level double cross -- but then everyone's plans are thrown into chaos when Jack the Ripper's killing spree spreads from Victorian London to Time Terminal Eighty-Six... moreIT'S HARD TO KEEP A GOOD PSYCHOPATH DOWNTIME... And it's harder to figure which psychopath to fear most! Senator John Caddrick hires a professional assassin to murder his own daughter and threatens to destroy the whole time-touring industry. Caddrick's hired gun plans a high-level double cross -- but then everyone's plans are thrown into chaos when Jack the Ripper's killing spree spreads from Victorian London to Time Terminal Eighty-Six. In this breath-stopping sequel to Ripping Time, retired time scout Kit Carson and ex-con man Skeeter Jackson enter an unholy alliance that surprises everyone -- including Skeeter and Kit. All they have to do is track down Senator Caddrick's missing heiress, lost somewhere in history, rescue Ianira Cassondra from the clutches of a madman, and keep the most famous time-touring station in the world open for business, while avoiding death in The House that Jack (the Ripper) Built. less