Appearing under subpoena were the union's lawyer Victor Rabinowitz, ACA president Joseph Selly, ACA secretary-treasurer Joseph Kehoe, executive board member Louis Siebenberg, ACA vice president Dominick Rocco Panza, ACA recording secretary Mollie Townsend, ACA Local 40 chairman John Wieners, ACA Local 40 secretary-treasurer Alfred Doumar, and ACA publicity director Charles Silberman.