Mrs. Yancey, who had lived in College Park since 1936, was born in Hagerstown, Md. She graduated from the University of Maryland, where she also received a master's degree in bacteriology.
In 1955, she joined the staff of the College of Veterinary Medicine as a research microbiologist, and she worked there until retiring in 1990. With Dr. David Snyder, now deceased, she helped develop a vaccine for a poultry virus that causes immunosuppression in chickens.
Mrs. Yancey was a volunteer with what is now the College Park Boys and Girls Club and a former chairman of the College Park Recreation Council.
Her marriage to Horace Yancey ended in divorce.
Survivors include three children, Frances Lydon of Rockville, Betty Wineke of Lanham and Charles Yancey of Gainesville, Fla.; a sister, Betty McGill of Birmingham; a brother, Fred H. Stouffer Jr. of Hubert, N.C.; and four grandchildren.
Mrs. Yancey, who had lived in College Park since 1936, was born in Hagerstown, Md. She graduated from the University of Maryland, where she also received a master's degree in bacteriology.
In 1955, she joined the staff of the College of Veterinary Medicine as a research microbiologist, and she worked there until retiring in 1990. With Dr. David Snyder, now deceased, she helped develop a vaccine for a poultry virus that causes immunosuppression in chickens.
Mrs. Yancey was a volunteer with what is now the College Park Boys and Girls Club and a former chairman of the College Park Recreation Council.
Her marriage to Horace Yancey ended in divorce.
Survivors include three children, Frances Lydon of Rockville, Betty Wineke of Lanham and Charles Yancey of Gainesville, Fla.; a sister, Betty McGill of Birmingham; a brother, Fred H. Stouffer Jr. of Hubert, N.C.; and four grandchildren.
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