Conversation so far:
When did Rosa Ponselle make Rosa Ponselle's debut?
Rosa Ponselle made her Metropolitan Opera debut on November 15, 1918.
Did she do anything or sing anything in particular at her debut?
Verdi's La forza del destino.
What else did she perform during her early career?
Santuzza in Cavalleria rusticana, Rezia in Weber's Oberon, and Carmelita in the (unsuccessful) world premiere of Joseph Carl Breil's The Legend.

Question: What did people think of her early performances?
Self-contained rewrite: What did people think of Rosa Ponselle's early performances?