My condo is in a 110 year old building. Some of the walls are thick brick with crumbling dry plaster on top. I tried to hang a pretty heavy frame on one of thos

My condo is in a 110 year old building. Some of the walls are thick brick with crumbling dry plaster on top. I tried to hang a pretty heavy frame on one of those walls & made a huge mess. Had to have a pro come out to do it!! HN is sometimes a gem with random relevant content.