Family Relationship of

Samuel Pierpont Langley

Astronomer and Aviation Pioneer

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Astronomer and Theoretical Physicist

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Thomas Ford

Joanna Ford

Abigail Ford

Samuel Clap

Return Strong

Elizabeth Clap

Samuel Strong

Samuel Sumner

Samuel Strong

Mary Sumner

David Strong

John Williams

John Stoughton Strong

Tamar Whitney

Mary Sumner Williams

Samuel Langley

Lyman Whitney Strong

Ruth Maria Dix

Samuel Pierpont Langley

Astronomer and Aviation Pioneer

Sarah Elizabeth Strong

Adelbert Lorenzo Spitzer

Lyman Strong Spitzer

Blanche Carey Brumback

Lyman Spitzer

Astronomer and Theoretical Physicist