Mentioned in chapter 8, Harley street is the location where Frank is going to a dance and the sisters wonder how many miles he has to walk to dances since it is far from their middle class area. It is located in an upper class area, and it is also said to have a large amount of medical organizations that have increased over the years.
Phyllis and Gertrude were temporarily staying with the Devonshires, who took a holiday to this area, while they were sorting out living arrangements after selling their home and starting the shop. This area resides on the coast of North Yorkshire and was popularly frequented for holidays being a popular resort location. Presumably the Devonshires coming from an affluent background have a home there amongst the wealthy.
20 Upper Baker Street in London is where the Lorimers rent their rooms and the photography studio. Historically, several photography studios had business at this address from 1877-1899, according to Michael Pritchard's A Directory of London Photographers 1841-1908.
Introduced in chapter 6 as where Mr. Oakley and Frank Jermyn's art studio is, and the girls visit York Place in chapter 7 to take photographs for the artists. It is in a middle-class area.
Chapter 4 reveals that Old Bond Sreet is home to Russell and Allen's, a shop where Constance goes to get her ball dress tied. This street is also home to a chain of high-end retail stores. With this being said, the shop is located in an upper-class area.
