Árið 1948 var haldin hjólreiðasýning í Chicago í Bandaríkjunum, þar sem uppfinningamenn og listafólk alls staðar að í Bandaríkjunum mætti til að sýna einstöku hjólin sín.
Það er óhætt að segja að þetta hafi verið einstaklega áhugaverð sýning, eins og þessar 12 myndir sanna:
#1
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#2
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#3
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#4
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#5
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#6
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#7
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#8
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#9
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#10
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#11
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#12
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