 The society covered electricity, it covered the Forton Clyde Canal, it covered the bringing of water to Glasgow, it covered developments in public health, in sanitation. All of these things are recorded in the archives and in the proceedings of the society. I think it's a treasure trove of information. I was astonished at the quality of the lectures, you know, 200 years of information that people perhaps don't know much about. The minutes and the published proceedings revealed the depth and quality of the society's varied topics and its commitment to preserving these gems for the benefit of our modern eyes. Slave hunting in Africa, 28th of March 1883. Look at this, the slave map of Equatorial Africa. Talks on blood serum, Antarctic minerals, charcoal, experiments with manures on oats There's another one, manures on potato. There were five separate talks mentioning the comparative value of manures, five. Marriage is good for your health, or is it? Or is it? I've come to this. What do you think this is Pat? Look, more and more and more sound and speech waves are revealed by the phonograph. Of course you've got phonographs starting to enable people to record things, but what I think is so beautiful is to put all that in. Carefully constantine it in, you know.