In Singer Mfg. Co. v. N.L.R.B., 7 Cir., 119 F.2d 131, 134, the court said: "* * * The greatest of rascals may solemnly affirm his honesty of purpose; that does not foreclose a jury from finding from the evidence submitted that he possesses no trace of such innocent quality.
Upholding a Board finding that a Christmas bonus paid "over a substantial period of time and in amount . . . based on the respective wages earned by the recipients" were "wages"