For your consideration, here is a Vintage 1970’s MV Walla Walla MV Spokane Ferry Pinback Button, Pin, Seattle Waterfront, marked Morley Studios C at the bottom.  It has a little wear on it.  The button has a diameter of 1 5/8 inches.  Item pictured is the actual item up for sale and comes from a non-smoking household.  (607.157L-.3px1)