Stanwood Cobb, 101, the founder of the Chevy Chase Country Day School and the author of books on religion, philosophy and education, died of congestive heart failure Dec. 29 at his home in Chevy Chase.

Mr. Cobb was born in Newton Highlands, Mass. He was graduated from Dartmouth College, earned a master's degree in philosophy and religion at the Harvard Divinity School, and intended to become a Unitarian minister. In 1906, however, he joined the Baha'i Faith.

For the next three years he taught in what is now Istanbul, Turkey. After returning to this country, he taught at various schools, including St. John's College and the U.S. Naval Academy at Annapolis.

In 1919, he and his wife, the former Nayan Whitlam, founded the Chevy Chase Country Day School. They operated it until the early 1960s.

Mr. Cobb's books include "The Real Turk," which is based on his observations in Turkey, two books on the Baha'i Faith, "Security for a Failing World" and "Tomorrow and Tomorrow," and works on philosophy, religion and education, including "Discovering the Genius Within You" and "Importance of Creativeness." In his 98th year, he published an autobiography, "A Saga of Two Centuries."

Mr. Cobb also was an editor of the Baha'i Magazine.

His wife died in 1966. He leaves no immediate survivors.