Earl Derr Biggers

When an eccentric scientist is murdered, the government sends in Charlie Chan to find a missing top secret formula and catch a killer, using one important clue: a broken piece of a jade mask.

Charlie Chan, along with number two son, Tommy, and the irrepressible Birmingham, travels to Arizona to find out why the owner of a suddenly profitable gold mine thinks someone is out to kill him.

When fearless flatfoot Charlie Chan sets out to locate the missing beneficiary to an immense fortune, he finds himself in the middle of a deadly family feud. But when the long-lost heir turns up alive--just in time to be murdered--Chan hatches an unearthly scheme to catch the killer and lay the whole mystery to rest.

Someone is out to steal a wealth of diamonds hidden in a porcelain cat ... and covering their tracks with a murder. When a novel is written which accuses the wife of the victim of the murder, her daughter calls in Charlie Chan and his no. 3 son to unravel this harrowing mystery set in San Francisco.

In Reno, if love hurts, divorce can be murder. When Charlie Chan sets out to solve the murder of an unhappily married socialite, he soon discovers that "til death do us part" can be a deadly vow to break. As the legendary detective squares off against desperate divorcees, murderous mistresses and blackhearted blackmailers, he quickly begins to suspect that when it comes to America's divorce capital, "happily ever after" may be the greatest casualty...

Charlie Chan is summoned to a mysterious, secluded castle deep in California's Mojave Desert, to investigate a brutal murder that may have been committed by a descendant of the infamous Borgia family.

When Chan heads to Paris for a reunion with his WWI buddies, he finds the City of Light plunged into darkness, as Europe teeters on the brink of war. But when Chan stumbles on an evil spy ring that's selling arms to Germany, the intrepid detective is determined to shed the light of justice onto evil's darkest and most dangerous enterprise.

Murder over New York: Charlie Chan and his son are on vacation in the Big Apple where they find themselves in the middle of a murder investigation after a policeman turns up dead. Charlie Chan at the Wax Museum: When a convicted murderer, who was brought to justice by Charlie Chan himself, breaks free of his shackles and escapes into the night, the resourceful Chan knows it's only a matter of time before he will strike again.