Wikipedia:WikiProject Opera/SotM/April2022

Following on from Women's History Month in March, the Opera of the Month for April becomes Singers of the Month

We need articles on the following. They all have portraits available on Commons and are listed at WikiProject Women in Red...
 * Anna Zamperini (pictured)
 * Ebe Treves
 * Teresa Vandoni
 * Katharina Waldmüller
 * Babette Allram
 * Marie Moreau-Sainti