This appeal is from a judgment denying appellant’s fourth petition for a writ of habeas corpus. The judgment of the District 'Court is affirmed on the authority of Swihart v. Johnston, 9 Cir., ISO F.2d 721; Garrison v. Johnston, 9 Cir., 151 F.2d 1011; Wilson v. Johnston, 9 Cir., 154 F.2d 111; McMahan v. Johnston, 9 Cir., 157 F.2d 915; Price v. Johnston, 9 Cir., 161 F.2d 705.