those were built for the union ironwork. this really is one of the most original live-work neighborhoods in san francisco. because of this mix of housing and industrial, they need to sit in terms of scale and mass and height for the neighborhood. during the whole dot-com boom, we saw many move into the neighborhood. we found ourselves in combat before the planning commission for one project after another, and that was actually an impetus for the community to try to become a historic district. >> the process took our community approximately four years. we made presentations before pretty much every single supervisor and educated them about dogpatch. it was an arduous task, but once we went before the planning commission and then to the board of supervisors, lee did not have one person in the neighborhood opposed the historic designation. i cannot say that just being a historic district protect everything. it means that there is another layer of bureaucracy that people have to go through if there are going to make changes to th