William Howard Dunn v. United States

On June 26, 1953, the appellant was convicted of bank robbery after trial by jury and sentenced to a prison term of twenty-five years. No appeal was prosecuted from the judgment of conviction, but subsequent collateral attacks upon that judgment have been unceasing. See Dunn v. United States, 6 Cir., 1956, 234 F.2d 219; Dunn v. United States, 6 Cir., 1956, 238 F.2d 908; Dunn v. United States, 6 Cir., 1957, 245 F.2d 407.

The present appeal is from the denial by the district coux’t of a motion to cox*-rect sentence filed under 28 U.S.C.A. § 2255 and based upon a contention not heretofore…