| http://www.w3.org/ns/prov#value | - The rest of the cord 24, which may be fifty feet long or more, for each auxiliary unit, enables them to be placed where they best will serve and they may 'be faced in any direction relative to the main unit and the other auxiliary units, depending upon the location of the audience, and any wind conditions or other factors that have to be taken into account at the time of setting up.
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