If only this was true. If only London did belong to me. I am involved in an ongoing love affair with London and the title of this book is what first drew me in but once I read the description I was sure it was my kind of book. This is the account of 10 Dulcimer Street and the people who live there.  Mrs. Vizzard is the landlady and the picture of rectitude until she falls in love with Mr. Squales.  He is a bogus medium determined to find a comfortable home to land in, preferably with a wife to support him.  Mr. and Mrs. Josser have lived at number…