Passage: Initially focused on the elites, the Union was successful in raising funds from across French society. Schoolchildren and ordinary citizens gave, as did 181 French municipalities. Laboulaye's political allies supported the call, as did descendants of the French contingent in the American Revolutionary War. Less idealistically, contributions came from those who hoped for American support in the French attempt to build the Panama Canal. The copper may have come from multiple sources and some of it is said to have come from a mine in Visnes, Norway, though this has not been conclusively determined after testing samples. According to Cara Sutherland in her book on the statue for the Museum of the City of New York, 200,000 pounds (91,000 kg) was needed to build the statue, and the French copper industrialist Eugène Secrétan donated 128,000 pounds (58,000 kg) of copper.Although plans for the statue had not been finalized, Bartholdi moved forward with fabrication of the right arm, bearing the torch, and the head. Work began at the Gaget, Gauthier & Co. workshop. In May 1876, Bartholdi traveled to the United States as a member of a French delegation to the Centennial Exhibition, and arranged for a huge painting of the statue to be shown in New York as part of the Centennial festivities. The arm did not arrive in Philadelphia until August; because of its late arrival, it was not listed in the exhibition catalogue, and while some reports correctly identified the work, others called it the "Colossal Arm" or "Bartholdi Electric Light". The exhibition grounds contained a number of monumental artworks to compete for fairgoers' interest, including an outsized fountain designed by Bartholdi. Nevertheless, the arm proved popular in the exhibition's waning days, and visitors would climb up to the balcony of the torch to view the fairgrounds. After the exhibition closed, the arm was transported to New York, where it remained on display in Madison Square Park for several years before it was returned to France to join the rest of...

Question: Where were committees formed?
New York, Boston, and Philadelphia