dy infringing that in- dependence which might otherwise be given should be withheld if sought on slight or inconsequential grounds. Di Giovanni v. Camden Fire Insurance Ass'n, 296 U.S. 64, 73, 66 5.O. 1, 5, 80 L.E 47, and cases cit- ed." Sec also, Watson Buck, supra. These principles are even more applica- ble her