Heinrich graduated from the Munich Conservatory in 1888, then studied orchestral instrumentation at Dresden from 1889 to 1890, and in Paris from 1891 to 1893. He, just as his father did, had dual citizenship in Germany as well as the U.S. He married Alice Lessel on March 28, 1896, in Dresden, Germany.
Heinrich was the musical composer, who directed the Heidelberg Conservatory of Music, with his home address of Werder Strasse 7, Heidelberg, Germany.[2]
His music includes many concert works and chamber music notably:
"Opium" (a grad ballet)
"Sergeant Crespo" (a comic opera)
Hast du die Lippen mir wundgeküßt, op. 21 (Fünf Lieder) no. 5 (Text: Heinrich Heine)
Ich stand in dunkeln Träumen, op. 21 (Fünf Lieder) no. 4 (Text: Heinrich Heine)
Mir träumte von einem Königskind, op. 21 (Fünf Lieder) no. 3 (Text: Heinrich Heine)[3]