The Guild's most well-known fundraising event was its annual Beaux Arts Ball, a charity gala with a different theme each year.

[6] The Ball was held in various locations in New York City, starting in the Savoy Ballroom, moving to Rockefeller Center in 1948, and then to the Waldorf Astoria in 1960.

[5] Moon served on the national advisory council for Department of Health, Education, and Welfare's Food and Drug Committee from 1972 to 1976.

[2] She also founded the Henry Lee Moon Civil Rights Library, housed in the National Association for the Advancement of Colored People's headquarters in Baltimore, which is named after her husband.

[7] In 1938, she married Henry Lee Moon, who became the public relations director of the National Association for the Advancement of Colored People.