Doddington Diamonds

Sexton Blake and Tinker foil criminal plot connected with the Tongs, and master-minded by "famous stamp collector" and millionaire.

A detective saves the kidnapped daughter of an inventor murdered for his formula.

Sexton Blake tracks down a gang who have stolen secrets from a rocket site.

A girl frames a drunkard for a gem theft. The detective is saved from the crook's launch by a boy's 60-foot dive.

A detective poses as a cleric to save a squire's daughter from marrying a murderer.

'Sexton Blake' poses as a gang's messenger to save a kidnapped girl.

Jewel thieves steal a Lady's car and are trailed by a detective.

A detective saves a clerk from a gang who tie him to a clock-operated gun.

A Sexton Blake mystery.

A crook poses as a Lord to rob a merchant and holds a detective captive in his cellar.

A Count catches a detective posing as a foreign war minister and hangs him over Beach Head with a fuse.

An entomologist runs a spy ring of bus drivers from a tower in Epping Forest.