Fill in the blanks. A major difference between the Sir Arthur Conan Doyle's original story ''The Adventure of the Speckled Band'' and its film version relates to the story's_____ . In the original story, we see Holmes and Watson meeting with Helen Stoner in their shared 221B Baker Street _____. In the film, Holmes works in a modern office equipped with the latest technology. However, the setting of the crime scene is the same in the original story and in the film. It takes place at _____.