Silver Moon
Adventurer
Ah, my Google-fu is still up to par (Steve's too). You definately want Beacon Hill, that's the section of Boston that the wealthy lived in this era. Oliver Wendell Holmes dubbed the people in this neighborhood as "Boston Brahmans" in 1860. Here's the Brahman link:
http://www.celebrateboston.com/gallery/bostonbrahmin.htm
http://www.celebrateboston.com/gallery/bostonbrahmin.htm