1981 · John N. Hansen Co., Inc.
An additional set of cases for 221b Baker Street. This package comprises cases #101-120 and includes case cards, a clue and answer book, and solution checklist.
101. The Adventure of the Alphabet Spy
102. The Adventure of the Mockingham Maze
103. The Adventure of the Errant Ear
104. The Adventure of the Vanishing Virgins
105. The Adventure of the Palace Wing
