https://archive.org/details/ExplosivesEngineeringPaulW.Cooper.pdf https://archive.org/details/ExplosivesEngineeringPaulW.Coope... (30 seconds of googling.) Or

https://archive.org/details/ExplosivesEngineeringPaulW.Cooper.pdf https://archive.org/details/ExplosivesEngineeringPaulW.Coope... (30 seconds of googling.) Or perhaps you meant Q clearance nuke stuff? That would be QUITE a bit harder to find and illegal to share. But it’s lack of availability is hardly a counterpoint to the comment you were replying to.