blue-print

Noun

 * 1) * 1915,, Somewhere in France, p. 4:
 * One day he brought from the barracks a roll of blue-prints, and as he was locking them in a drawer, said: “The Germans would pay through the nose for those!”
 * One day he brought from the barracks a roll of blue-prints, and as he was locking them in a drawer, said: “The Germans would pay through the nose for those!”