Continental drift my lecturers why he was not talking to us about continental drift and I was told, sneeringly, that if I could prove there was a force that could move continents, then he might think about it. The idea was moonshine, I was informed." As late as 1953 – just five years before Carey introduced the theory of plate tectonics – the theory of continental drift was rejected by the physicist Scheidegger on the following grounds. From the 1930s to the late 1950s, works by Vening-Meinesz, Holmes, Umbgrove, and numerous others outlined concepts that were close or nearly identical to modern
The Defence of Duffer's Drift The Defence of Duffer's Drift The Defence of Duffer's Drift is a short 1904 book by Major General Sir Ernest Dunlop Swinton. It purports to be a series of six dreams by "Lieutenant Backsight Forethought" about the defence of a river crossing in the Boer War. The infantry tactics in the early dreams are disastrous, but each time BF learns something until in the final defence he is successful. "The Defence of Duffer's Drift" was published in 1904 when Swinton was a Captain. It appeared in the British United Service Magazine under the pseudonym, Lieutenant N. Backsight Forethought ("BF"), who