Matches in DBpedia 2014 for { ?s ?p Arthur Quentin de Gromard (1821–1896) was a French musician.Gromard lived in Eu, Seine-Maritime and he was the inventor of a musical instrument, called cecilium. He spent 35 years on the design of this complex instrument, a cross between a harmonium and a cello. It is related to the concertina, bandoneon and the accordion. Only 310 originals were ever created.. }
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- Arthur_Quentin_de_Gromard comment "Arthur Quentin de Gromard (1821–1896) was a French musician.Gromard lived in Eu, Seine-Maritime and he was the inventor of a musical instrument, called cecilium. He spent 35 years on the design of this complex instrument, a cross between a harmonium and a cello. It is related to the concertina, bandoneon and the accordion. Only 310 originals were ever created.".