Florence Ashton Marshall, A Dictionary of Music and Musicians (1900)
“ Her performances are still fresh in the memory of all opera and concert goers. Never was so mighty a soprano voice so sweet and luscious in its tone: like a serene, full, light, without dazzle or glare, it filled the largest arena without appearing to penetrate. It had none of a soprano's shrillness or of that peculiar clearness called 'silvery'; when it declined, as it eventually did, in power, it never became wiry. It had a mezzo-soprano quality extending to the highest register, perfectly even throughout, and softer than velvet. Her acting in no way detracted from her singing ”
