17 NOVEMBER 1939, Page 56

THE POSSIBILITIES OF INVASION

Strategicus," in his survey of the possibility of inva- sion, does not touch upon the use of boat-like tanks. During the last War designs were prepared, but the idea does not appear to have been taken up. Tanks with sufficient buoyancy to float them could be carried aboard ships so far as they could operate safely, and then put afloat to find their own way to a suitable landing place. One may well imagine that the arrival of a few hundred of them on a foggy day, or on a dark night, would create some surprise and consternation. Their ultimate fate would, of course, depend on the support