Machine generated contents note: 1. How the mobilism debate was structured; 2. Wegener and Taylor develop their theories of continental drift; 3. Sub-controversies in the drift debate, 1920s-1950s; 4. The mechanism sub-controversy: 1921-1951; 5. Arthur Holmes and his Theory of Substratum Convection, 1915-1955; 6. Regionalism and the reception of mobilism: South Africa, India and South America from the 1920s through the early 1950s; 7. Regional reception of mobilism in North America: 1920s through the 1950s; 8. Reception and development of mobilism in Europe: 1920s through the 1950s; 9. Fixism's popularity in Australia: 1920s to middle 1960s; Index.
