<prompt> Ramba uchinyora ndima iyi - Muna 1893 Lewis akagamuchira basa kubva kuPennsylvania Forestry Commission rokupenda mifananidzo 50 yemashizha emiti inofananidzira kuti iratidzwe paWorlds Columbian Exposition muChicago. Basa raLewis rakaonekwa serakabudirira, richimupa menduru nedhipuroma, uye muunganidzwa wemifananidzo wakaratidzwa pachena zvakare pa1901 Pan-American Exposition muBuffalo, New York, pamwe ne1904 Louisiana Purchase Exposition  <response>: muSt. Louis. 