Urban, Interior, Stairwell ‘A’, reverberant stairwell, someone entering from outside, walking up stairs to 4th floor, door opening, electric door opener, footsteps, faint voice, door closing, ZM-1-3E. Matches MPAA0618 and 0619.

Urban, Interior, Stairwell ‘A’, reverberant stairwell, someone entering from outside, walking up stairs to 4th floor, door opening, electric door opener, footsteps, faint voice, door closing, ZM-1-3E. Matches MPAA0618 and 0619.