Some estimates have it that Amelia Dyer killed more than 400 babies. It's hard to say for sure because so few victims were recovered. She was a phantom that grew up in a very dark corner of Victorian society where helpless mothers were given with no better options but to give their babies to 'baby farmers'.

Anthony tells Maddy this painful history.

Edited and produced by Freddy Chick. Senior Producer is Charlotte Long.

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Amelia Dyer: Victorian Baby Farm Killer