Miller, Charles M · Peoria, Ill., The Manual arts press · leaf 90
other screw-eye to the second signal and from that back tothe ground. The distance from the signal to the screw-eye should beconvenient for manipulation by the operator, for while one flag is upthe other is down, and this distance corresponds to the pull and re- SUSPENDED FIGURES AND APPLIANCES 87… … Fig. 171. Fig. 172. or away from you is not a very large object to see. This last deviceis made of two good sized cardboard disks, each cut half way thru,Fig. 177, and set at right angles to each other. The red and white
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