Citation Codes Equivalent Citations citation codes Docket Number No. 158. Attorney(S) Arnold B. Elkind argued the cause filed a brief for petitioners in No. 158. David Leo Uelmen argued the cause for petitioners in No. 172. With him on the briefs were David Previant, John J. Naughton, James P. Reedy, Gerry M. Lee Leibik argued the cause for respondents in each With him on the briefs was Ruth Harold A. Ross filed briefs for the Brotherhood of Locomotive Engineers as amicus curiae urging reversal in both Harold C. Heiss filed a brief for the Brotherhood of Locomotive Firemen Enginemen as amicus curiae urging affirmance in both See more information ... Smart Summary Please sign up to generate summary. BROTHERHOOD OF RAILROAD TRAINMEN ET AL. v. O'CONNELL ET AL. No. 158, 391 F.2d 156; No. 172, 391 F.2d 289, vacated and remanded. PER CURIAM. The judgments are vacated and the cases are remanded to the respective district courts with instructions to dismiss the cases as moot.