Trying to get to Promontory for the "Wedding of the Rails", Yancy gets caught up in a scheme to blow up one of the trains and sabotage the event.

While checking his silver mine in Virginia City, Yancy discovers that a crook has faked Yancy's death and is holding the granddaughter of Yancy's partner hostage to force her grandfather to hand over the mine to the "Widow Derringer".

When Mai-Ling is arrested for smuggling opium inside of Chinese firecrackers, Yancy and Pahoo travel to San Francisco to clear her name.

It's St. John's eve, and voodoo drums sound throughout New Orleans. Yancy, Pahoo, and a skeptical John are swept up in a web of intrigue when a visiting foundry owner is struck down by a voodoo curse while visiting his fiancee.

Yancy, Pahoo, and Colorado Charlie head to Liberty, MO to save Yancy's army buddy Wayne Raven, who has been framed for a robbery by Jesse James.

John is recalled to DC and a general put in charge, and Yancy soon discovers that the general isn't a general... and he plans to steal over $300,000 from New Orleans.

Yancy stages a prize fight against an undefeated opponent to get the goods on a rifle-raiding ring that is selling arms to the Comanches.

Yancy's friend Charles LeBow asks Yancy to help him fake his death in a duel despite the anti-dueling laws. Things get sticky when Charles turns up dead, and his business partner is then found in Charles' coffin.

When hostile tribes attack the Pawnee, Pahoo is appointed their representative to go to Washington and ask for military aid per the treaty the Pawnee signed with the U.S. Government.

Two masked girls rob a poker party at the Sultana, and Yancy soon discovers that they're taking money for a charitable cause from not-so-charitable men.

Yancy is put on trial for selling the derringer to John Wilkes Booth that the assassin used to kill Lincoln.

Yancy investigates riverboat sinkings along the Mississippi, and discovers that someone is trying to corner the cotton market. He also deals with a female riverboat owner who wants to take the Sultana and use it to break the St. Louis to New Orleans record.

George Custer comes to New Orleans seeking John's help to get reinstated as general. However, an Indian tries to kill him… and Custer figures that Pahoo is responsible.

After winning 50% of a silver mine in Virginia City, Yancy goes out to check it when he needs $6,000 for a new boiler on the Sultana.

Yancy faces rising flood waters, an escaped prisoner out for revenge, and a greedy plantation owner who will pay any price to keep her lands intact.

A man in a clown mask is terrorizing the women of New Orleans, and Bart Ogilvie of the Freedom League is using Colton's inability to stop the man as a reason to have Colton recalled to DC.

Yancy gets involved with a crooked lottery syndicate after they hire a woman to collect earnings for them... and then have her killed.

Joihn asks Yancy to protect a Russian Grand Duke who is visiting New Orleans and wants to have a good time. However, assassins are after him.

John calls Yancy in to find a witness against a vicious extortion ring terrorizing the French Market.

A pirate, Coco LaSalle, steals a necklace belonging to Empress Carlotta and agrees to return it to Yancy... if he accompanies her to a Mardi Gras ball.

A bomber declares his intention to blow New Orleans off the map, and Yancy and John try to track him down.

A woman arrives at the club and tries to kill Yancy. Afterward she explains that Yancy bilked her father out of his fortune and proposed marriage to her before disappearing... and Yancy has no idea who she is.

On Christmas, Yancy is reunited with the dog his father gave him as a boy... and discovers that it holds the key to a buried treasure.

Yancy meets up with an old female friend and discovers that someone is attempting to defraud her late father's insurance company.

Three men from Connecticut are buying out shops on Duquesne Street for exorbitant prices... but the sellers soon turn up dead with the money missing.

Yancy tries to save his friend Phillip Hampton from the firing squad, and the colonel that intends to make sure that Phillip pays for killing his brother during the War.

Prospector Lonesome Jackson comes to New Orleans to find a wife interested in his $139,000, and soon gets swept up into a counterfeiting scheme.

A Southern general sends a messenger to John offering to deliver $500,000 in Confederate treasure. However, the messenger is killed in front of Yancy, who sets out to find the treasure... and the $50,000 reward that goes with it.

Criminals threaten the life of John's sister Agatha after he has their leader hanged. Yancy soon regrets offering to help protect the snobbish visitor from Boston, a situation complicated because John insists that Agatha remain ignorant of her peril.

Francine's cousin Bridget arrives on a ship from Ireland, and the owner and his henchman intend to make sure she doesn't tell anyone what she discovered during the voyage.

A woman secretly hires Spade Stuart to provoke a duel with John and force him to run in fear rather than fight. Spade has other ideas, as does Yancy.

John asks Yancy to deliver an Army payroll via the Sultana, but thieves intend to steal it.

Joihn asks Yancy to deal with the crime-infested Gallatin Street, which is run by Yancy's old enemy Toby Cook.

Yancy on his way back to New Orleans after the war. He runs afoul of three crooked gamblers and an old friend who explains that the new city administrator wants Yancy dead.