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When Phineas and Ferb discover a commemorative coin from the 1903 Danville World’s Fair, Lawrence recounts the events of the festival to them, in which steam-driven devices were introduced and a set of kids, who were very much like them, were preparing for the highly anticipated event.
First Air Date : Aug 17, 2007
Last Air date : Jan 16, 2026
Episode : 261 Episode
Season : 5 Season
Runtime: 26:14 minutes
Studio: Disney XD, Disney Channel
Country: United States of America
