MY NIGHTINGALE. OLGER JESPERSEN and his mother lived in a small street in the quaint old city of Copenhagen—a very small street indeed, down by Chris- tian’s Harbour. They had one room at the top of a big tumble-down house in which numbers of other people lived, many of them rough and all of them poor. The street was called Liljegade, (Lily Street), and it almost seemed as if it had been named thus as a kind of sad. joke, because it was just the opposite of all that a lily should be. The houses