THE BOMB.-It was a "cut-price" weapon, compared with the American H-bombs, but its performance compared very well.

I understand that Sir William Penney was extremely pleased at the outcome of his years of research work at Aldermaston in devising this "clean" and cheap H-bomb.

He is satisfied that the bomb has the maximum explosive force with the least possible after-effects fall -out of strontium 90 and other elements which might affect world health.

THE ROW. - The explosion climaxes world-wide controversy since the announcement in February 1955 that Britain had an H-bomb development plan.

First the Australian Government said it would not allow the explosion on its testing grounds. British experts then said they were considering using a remote  (continued on next page)