Flappers A-Go-Go (Part 5): The Finale!

At last. The ubiquitous 1920s opera coat. I must wonder just how many people were going to the opera in the 1920s and 30s? Was it the heyday of opera attendance in the 20th century? Were farmers and miners across the USA suddenly getting decked out and taking their wives to see Aida? Madame Butterfly? I know polo has a sudden burst of popularity, but I tough everyone was going to the movies.