The Manna Machine -

It remains a cult classic for those interested in alternative history and biblical mysteries, though physical copies are often rare and expensive on retailers like Amazon UK .

The book suggests a nuclear reactor powered the device and was likely housed within the Ark of the Covenant , explaining the Ark's dangerous "holy" power.

While praised for its creative engineering logic, it was famously featured in New Scientist on April Fools' Day , highlighting its status as an imaginative fringe theory rather than mainstream science.

The book includes detailed technical illustrations and a publicity model designed by Martin Riches to show how such a machine could physically function. Critical Reception