Your search for "Mary Oliver" revealed the following:
Halfway to Silence (1st Printing) by May Sarton
$15.00
1980, Trade. Very Good. Name inscribed. Cover has slight curl from reading. Light wear and age. Sarton, a long-time poet and novelist, has been a quiet but proud queer icon for decades. For fans of Mary Oliver, lyricism, and "hearing the mermaids singing."