> Are there any good background resources on how some of these things are done? For a cultural history of precision see The Perfectionists: How Precision Engin

> Are there any good background resources on how some of these things are done? For a cultural history of precision see The Perfectionists: How Precision Engineers Created the Modern World by Simon Winchester: * https://www.goodreads.com/book/show/35068671-the-perfectionists https://www.goodreads.com/book/show/35068671-the-perfectioni... * https://www.youtube.com/watch?v=RvOEcyYsiHc https://www.youtube.com/watch?v=RvOEcyYsiHc