The Magic Wand, Vol II, September 1911 To August 1912 (1912)
Magic Wand Publishing Company · leaf 17
inged part of the lever is fitted a Joosened, and the mirror falls into the position trigger (x) which works in a slot in the pillar, shown, whereupon it is placed on the block. Vhe ball below now shows as if at the end of and engages in a recess which should be cut the tube. The same is done with… … till it is desired to make the ball appear. Uv pulling or releasing the thread, the balls may Effect. be made to appear or vanish, and any com- IE ffect.--Three rectangular tubes whose sides, binations may be worked with this set. fronts, and bottoms are glass, are freely shown: N.B.-— The top of…
