One morning mr sherlock holmes was sitting in his room in baker street. his friend dr watson, was standing near the look at a walking stick.this by a strange forget visitor the day before. the words "to dr mortimer" write on it. dr watson had already been examining it for half an hour but say anything about it. not can suddenly sherlock holmes the owner of this stick has a dog which is larger than a terrier. i have noticed the marks of a dog's teeth on the stick.' say probably the dog carry the stick behind the master,' he added. 'i wonder why this man wanted to visit us,' asked dr watson. 'well, we ,' answered sherlock holmes. 'i can hear the bell ringing.' know
