Cat, Richard and Charles once again chase the provenance of historical objects both real and metaphorical as The Rabbit Hole Detectives head off down yet more strange pathways in search of killer facts and wonderful pieces of ephemera with their chosen subjects.

This week Richard is singing - don't ask - and exploring British accents, Charles is going undercover with the secret service, and it's all aboard the Oseberg Ship with Cat.

Don't forget, if you'd like to put forward a topic then you can email the show: [email protected]

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