found: Gutiérrez, P.R. La bandera argentina, origen de las banderas centroamericanas, 1983:t.p. (Hipólito Bouchard) p. 13 (capitán de la fragata "La Argentina")
found: The black frigate of Monterey, c1995:CIP galley (Hippolyte de Bouchard; b. 1783 in St. Tropez, France)
found: Corsarios argentinos, [2009]: back cover (This book details the exploits of Guillermo Brown and Hopólito Bouchard)
found: Aportes inéditos a una de las páginas más gloriosas de nuestra independencia, 2017:primera parte, page 15, etc. (Hipólito Bochard; born in Bormes, near Lavadu; baptized 16 January 1780 with the name of André Paul Bouchard; joined the French Navy in 1799; retired around and went to the United States around 1802 where he dedicated himself to commerce; because of his restless character he looked to the young nations of the Americas that were fighting for their liberty and decided to join those that wanted to free themselves from Spain; arrived in Buenos Aires in 1809 and put his military training at the service of the revolution; changed his name from André Paul to Hipólito, his motivation unknown)
found: Wikipedia, 22 June 2017(Hippolyte Bouchard, or Hipólito Bouchard; born 15 January 1780; died 4 January 1837); French Argentine sailor and corsair who fought for Argentina, Chile, and Peru; The California State Military Museum gives 1783 as his birth date. Also, note that this website's form of the name - "de Bouchard" - does not agree with published sources)