Stone houses have a particular attraction to the buyer looking for a unique property. First of all, they aren't built anymore! Secondly, they feel like a tangible link to our past. America is a young country, and stone houses built before the Revolution are rare, indeed. When I was a new agent a homeowner stumped me with his label "vernacular", but I soon came to understand these houses were domestic examples of the everyman's home—what would be most commonly found in the region. These days, for the most part, the original section of the house will be small and quaint, and additions have been added over the years—some made of stone, some from different materials, often clapboard. How to …