IEEE Proceedings: Fandom of the Opera
This one has it all, from toxic candles to quantum entanglement, the story of how opera created the modern media world, with full references. Here’s a free link to the paper, published in the March 2016 issue of the Proceedings of the IEEE: The Fandom of the Opera
Opera-house-based baseball-playing robots? A 200-ton music synthesizer? “No opera, no X-rays!”? It’s all in there.