#12Booksof2020 The 2nd part of Mary Macauliffe's magisterial duology of the Belle Epoque.I love the genre of group biography-innovations in one field always fed into and influenced the others,and it's always fascinating to see how one fed the other, or created an atmosphere that fostered inventions and explorations.Mary Macauliffe makes it look easy,but I wonder how many months of research went into putting together each protagonist's daily life