Like Langston Hughes and Gwendolyn Brooks, Margaret Walker had a notable early presence in Poetry magazine. Her poem "For My People" appeared in the publication in November 1937. That poem has had a really wonderful journey.
The following 6 poems appear on the Poetry Foundation site.
• For My People
• For Malcolm X
• Sorrow Home
• Love Song for Alex, 1979
A Selection of African American Poets on the Poetry Foundation Site