Kate Chopin's Short Stories
The Story of an Hour -Reality of Mallard marriage
reality of mallards marriage
reality of mallards marriage
I don't know what specific information you are looking for in regard to the Mallard marriage. You might want to begin by looking through Gradesaver's summary and analysis for the story.
http://www.gradesaver.com/kate-chopins-short-stories/study-guide/summary-the-story-of-an-hour