Margaret Lois Bingman

Federal Employee, Musician

Margaret Lois Bingman, 91, a federal employee and musician in her church, died May 30 of cardio-vascular disease at Sibley Memorial Hospital. She lived in College Park.

A native Washingtonian, Miss Bingman grew up in the Brookland section of the city. She graduated from Central High School and the Washington School for Secretaries. She worked for the federal government for 42 years, chiefly in the Department of the Interior's Bureau of Indian Affairs, and the Department of the Treasury.

From a very young age, Miss Bingman demonstrated her aptitude for music. From 1942 until 1973, she directed the choir at the old Brookland Baptist Church, at 16th and Monroe streets NE. She subsequently became minister of music at the First Baptist Church of Hyattsville, officially retiring in 1982, but continuing to serve in various musical capacities as her health permitted.

Miss Bingman was an avid traveler and photographer. She particularly enjoyed touring the National Parks in the American West and the Canadian Rockies, which she photographed extensively.

She had no immediate survivors.

Ruth Locke Roettinger

Higher Education Official

Ruth Locke Roettinger, 100, a former professor of political science who became an official with the American Association of University Women, died May 27 of pneumonia at Montgomery Hospice Casey House in Rockville. She lived in Chevy Chase.

Dr. Roettinger was born in Newport, Ky., and graduated from Asbury College in Wilmore, Ky. She received a master's degree from Harvard University and a doctorate from the University of North Carolina, both in political science.

Dr. Roettinger taught political science at Winthrop University in Rock Hill, S.C., at Mills College in Oakland, Calif., and at the University of North Carolina at Chapel Hill. In 1962, she left teaching to become director of international fellowship programs at the American Association of University Women in Washington. She retired in 1971.

In 1957, she published a book, "The Supreme Court and State Police Power: A Study in Federalism."

Dr. Roettinger took many international trips and had visited every continent except Antarctica. At age 85, she flew in a hot-air balloon over the Serengeti.

She was a member of AAUW, a Montgomery County Democratic women's club and the former Society for the Right to Die.

She leaves no immediate survivors.