Mazes and labyrinths; a general account of their history and developments (1922)
Matthews, William Henry, 1882- · London, New York, etc. Longmans, Green · leaf 297
L^ … 0 |Q 1 1 o \Q 1 0 |o I Q Fig. 147.—Maze Toy byJ. Proctor. (After PatentSpecification.) Fig. 146.—Maze Toy by J. M. Arnot.(After Patent Specification.) The most complex puzzle of the kind so far producedis that patented by H. Bridge in 1906 and shown inFig. 148. The ball in this case is made to pass…
Labyrinths
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