The first so-called test-tube baby, Louise Brown, whom he helped bring into the world, was born in 1978.

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Twenty one years ago such questions were asked after the birth of Louise Brown, the world's first test-tube baby.

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Working in close collaboration with gynecologist Patrick Steptoe, who died in 1988, Dr. Edwards overcame entrenched political and religious hostility, as well as the disapproval of many other scientists at the time, to pioneer the basic techniques of human embryology that led to the birth of the first test-tube baby, Louise Brown, in 1978.

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It might not be a feud to rival Heath vs Thatcher or Blair vs Brown but the row between Conservative MPs Nadine Dorries and Louise Mensch is in the tradition of great Westminster spats.

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The National Trust said the photographs showed archaeologist Basil Brown, who made the discovery, and visitors including Princess Marie Louise, the granddaughter of Queen Victoria.

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