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Francis Bacon noted the similarity in shape of the continents on either side of the Atlantic
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Antonio Sneider suggested that at one stage all the continents were together on one side of the earth.
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Sir George Darwin suggested that the continents have moved from their original positions.
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Edward Suess proposed that originally there was a Gondwanaland, a supercontinent
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Arthur Holmes suggested that convection currents in the mantle were the driving force for the movements of the continents.
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Wegener further developed the theory of continental drift to explain similarities in the distribution of fossils of flora and fauna, rock types and fold belts on both sides of the Atlantic.
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Hess suggested the sea floor separated at the mid-ocean ridge and the gap was filled with magma
