As a result, Knox claimed, he had earned a further fortune by patenting efficient drilling machines which the military had exclusively bought, and one of these inventions was a mechanical mole, which Knox called a 'Subterrene
Above me, on my stretcher swinging by, I saw new stars in the subterrene
sky [ ...
and discusses the poet's soul in these terms: That underflow and subterrene
Wherein the future heaves, and time to come Like an embowelled earthquake yet unbelched Disturbs our world, is mine.
The "inquisitors and examiners, the inspectors-general and the provost-marshals flanked now by platoons of N.C.O.'s and M.P.'s with pistols riding light to the hand in the un-strapped holsters" are "alarmed" and "amazed" at the discovery of the squad's movements through its own and enemy lines, up until the very moment that the whole French front and the German one opposite fell silent, and at three oclock the American and British fronts and the German one facing them followed suit, so that when night fell, both the dense subterrene
warrens lay as dead as Pompeii or Carthage beneath the constant watchful arch and plop of rockets and the slow wink and thud of back-area guns.