Hmmm. Better ask a semiologist! <G>

Then of course you'd have to interpret the response. <sigh>

Rhea Tannenbaum
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http://pages.prodigy.net/rheat1/natur001.htm
A unique signage system for living animal exhibits in nature
centers, zoos and aquariums. Modular, water-resistant,
scratch-resistant, easy to mount and remove.