A symposium on continental drift, organized for the Royal Society by P. M. S. Blackett, Sir Edward Bullard and S. K. Runcorn. (Royal Society of London. Philosophical transactions, no. 1088)
A symposium on continental drift, organized for the Royal Society by P. M. S. Blackett, Sir Edward Bullard and S. K. Runcorn.
(Royal Society of London. Philosophical transactions, no. 1088)