UNION 'WORK-IN' FAILS TO HALT AID TO RELIEF CLIENTS; Supervisors Help to Process Casework as Employes Conduct Seminars
union members begin work-in; rept to centers and hold discussions; dept repts all centers kept open, that 30-40% of workers performed regular duties; Ginsberg insists work-in is work-stoppage; says dept carried on operations better than expected; Haber says he has no plans to schedule more talks; calls work-in irresponsible