Mary E. Johnson, 84, of North Platte, passed away April 30, 2018 at her home.  Visitation will be from 5:30 p.m. to 7:00 p.m. Wednesday at Carpenter Memorial Chapel. Cremation will follow.  Services will be at a later date.  Online condolences may be shared at www.carpentermemorial.com.  Carpenter Memorial Chapel is in care of arrangements.