Messier's Nebulae and Star Clusters Book

I'd forgotten how good this biography of the astronomer, anglophile, snob, cat-lover, and his psuedo-literary wife, was until I reread this book. Hubble is the astronomer most associated with the discovery, in the late 1920s and early 1930s, that the universe is expanding. His main work was done at the Mount Wilson Observatory in California, near Pasadena. I like Hubble the scientist more, his relationship with his mother & siblings, whom he dropped almost all contact with once he became established in science, less