imagine this tree, it was huge. >> that's douglas fir. it's funny today we have modern engineered lumber this is natures perfect natural lumber. this is the spencer house, this is a section of an old capital on the top of the column holding the center span being in the basement. everything in that house all the framing is of this quality. we would make molding out of it or stair treads today. as a result that house after 106 years of earthquakes is still plum and level and you know in amazing shape because -- >> if you look this is a modern 2 by 4 you see the rings. this one is not so bad in terms of how close together they are. >> you have a question? >> what if you eluded to earlier that the application of some of the misguided modeling materials to the outside of the building might cause the building to deteriorate more quickly. i think what you are talking about now would indicate it's a good idea, i'm sorry, because of our desire to in effect restore to what we had before, for good feeling to do this but if that elusion you were talk