audience. Two pint goblets, in metal, are then filled, one with blue and the other with white paper from the boxes, after which they are covered with small silk handkerchiefs. On removing the handkerchiefs the blue and the white papers are found to have been transformed respectively into hot coffee and hot milk. The performer then pours a portion of each fluid into a breakfast cup, and makes a motion as if throwing the whole 
Fig. 42.—Trick Tumbler over the audience, when nothing falls but a shower of blue and white paper cuttings, every vestige of the coffee and milk having disappeared.
There are in reality four goblets employed in the trick, two of which, containing the fluids, are concealed in the boxes unknown to the spectators. These two are provided with shallow trays fitting loosely within them at the top, each tray being filled with paper of the required color. (See Fig. 42.)
When presenting the trick the performer comes forward with the box containing the white paper, and throwing a handful in the air, calls out, "Out in the cold," which remark is perfectly justifiable, as the paper gives a faithful representation of
