I found myself a new YouTube channel to follow. It's about art restoration, so far, all the videos I have watched are of him fixing the prior failed restoration/preservation did by someone else.

Baumgartner Restoration
Julian Baumgartner of Baumgartner Fine Art Restoration, a second generation studio and now the oldest in Chicago employs only the finest archival and reversible materials and techniques to conserve and restore artworks for future generations. Follow along as Julian opens a window into the world of painting conservation, sharing methods, theory and the delicate work of art conservation. For additional content visit our Patreon at www.Patreon.com/BaumgartnerRestoration A portfolio of work and more information including on how to obtain a quote can be found at the website: www.BFAR.com