How to pronounce Peter Herman Adler in English?

RARE "Or sai chi l'onore" (Now you know who tried) Leontyne Price NEW YORK 10.04.1960 IN ENGLISH

Chi Mi Frena In Tal Momento by Mario Lanza

RARE "Ah, fuggi il traditor!" (Ah, flee the traitor!) Helen George NEW YORK 10.04.1960 IN ENGLISH

CAVALLERIA RUSTICANA in English 1960 w. David POLERI

Puccini - Gianni Schicchi - EUA - 1952

Baltimore Symphony Orchestra (Leon Fleisher, piano) -- Rhapsody on a Theme of Paganini (1963)