Although the manufacturing of evidence by a plaintiff certainly might bar recovery under the clean hands doctrine, see Gaudiosi v. Mellon, 269 F. 2d 873 (3d Cir. 1959) and Mas v. Coca-Cola Co., 163 F. 2d 505 (4th Cir. 1947), The attribution of one party's unclean hands to another party is not based on simple agency principles. The applicable law has been outlined by the late Judge Learned Hand: 'Whenever the question has come up, it has been held that immoral conduct to be relevant, must touch and taint the plaintiff personally; that the acts of his agents, though imputed to him legally, do not impugn his conscience vicariously. Vulcan Detinning Company v. American Can Company, 72 N.J. Eq. 387, 391, 392, 67 A. 339 . . . [other citations omitted]. On principle, so far as there is any principle about the whole matter, it seems to me that a plaintiff should not be so charged. The doctrine is confessedly derived from the unwillingness of a court, originally and still nominally one of conscience, to give its peculiar relief to a suitor who in the very controversy had so conducted himself as to shock the moral sensibilities ...