found: Delehelle, Alfred. Monsieur Polichinelle, 1873?:title page (musique de Alfred Delehelle)
found: Bibliothèque nationale de France, via VIAF, viewed Feb. 3, 2023(Delehelle, Alfred-Jean-Charles, 1812 [sic]-1893; variant: Delehelle, Alfred; country: France; gender: Males; French composer) - http://www.viaf.org/processed/BNF%7C14821052
found: Pierre, Constant. Le Conservatoire national de musique et de déclamation, 1900:Dictionnaire des laureats, page 736 (Deléhelle, Jean-Charles-Alfred; born January 12, 1826, Paris, died July, 1893; composer)
found: Paris, France, Births, Marriages, and Deaths, 1680-1930, via Ancestry, viewed Feb. 3, 2023:birth records (Jean Charles Alfred Delehelle; born January 12, 1826, Paris, France)
found: Paris, France, Births, Marriages, and Deaths, 1680-1930, via Ancestry, viewed Feb. 3, 2023:death records (Jean Baptiste [sic] Delehelle; born about 1826, Paris, France, died July 23, 1893 (aged 67), Paris, France; male; composer)