Peter Cooper Hewitt

[2] In 1903, Hewitt created an improved version that possessed higher color qualities which eventually found widespread industrial use.In 1916, Hewitt joined Elmer Sperry to develop the Hewitt-Sperry Automatic Airplane, one of the first successful precursors of the cruise missile.Prior to Hewitt, Andrews was married in 1902 to Dr. Peder Sather Bruguiere (brother of American photographer Francis Bruguière, brother-in-law of heiress Margaret Post Van Alen and grandson of banker Peder Sather)[13] and in 1907 to wealthy New York broker Alexander Turner Stewart Denning.[14][15] After Hewitt, Andrews married in 1922 to Baron Robert Frederic Emile Regis D'Erlanger[16] and in 1926 to George William Childs McCarter[17] (grandson of American author Hannah Mary Bouvier Peterson, great-grandson of Judge John Bouvier and nephew-in-law of American publisher George William Childs).[20][21][22][23][24][25][26][27][28][29][30][31][32][33] Ann retaliated by suing her mother in San Francisco court and telling the press about Maryon's gambling and alcohol addictions.
Cooper Hewitt's mercury vapor lamp, the forerunner of the fluorescent lamp
Portrait of Mrs. Peter Cooper Hewitt (1911-13), by Giovanni Boldini .
Cooper Hewitt lights used in film production (1916). [ 18 ]
mercury vapor rectifierNew York CityNew YorkFranceGreen-Wood CemeteryBrooklyn, New YorkAmericanStevens Institute of TechnologyColumbia UniversityArc discharge lampmercury-arc valveElliott Cresson Medalmercury-vapor lampAbram HewittindustrialistPeter CooperColumbia University School of Minesfluorescent lampgas-discharge lampmercuryelectrodeselectrical ballastincandescent lampsmercury arc rectifierrectifieralternating currentdirect currentrailwayshigh-voltage direct currentpower semiconductor deviceshydrofoilElmer SperryHewitt-Sperry Automatic Airplanecruise missileGiovanni BoldinistockbrokerCornelius VanderbiltFrances Ellen WorkMaurice Roche, 4th Baron FermoyDiana, Princess of WalesAnn Cooper HewittFrancis BruguièreMargaret Post Van AlenPeder SatherHannah Mary Bouvier PetersonJohn BouvierGeorge William ChildsThe EngineerGuérin, PollyThe New York TimesChristina CogdellPocketBaker, Ray StannardMcClure's MagazineDaedalusSquier, George OwenJournal of the Franklin InstituteInternet ArchiveFind a Grave