Joseph McKenna, Carnegie Steel Company v. United States…
“ It would seem that the very essence of the promise of a contract to deliver articles is ability to procure or make them. But claimant says its ignorance was not peculiar, that it was shared by the world, and no one knew that the process adequate to produce 14-inch armor plate would not produce 18-inch armor plate. Yet claimant shows that its own experiments demonstrated the inadequacy of the accepted formula. ”
