Family Relationship of

Samuel Pierpont Langley

Astronomer and Aviation Pioneer

Founder of The Astronomical Journal

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George Sumner

Edward Sumner

George Sumner

Samuel Sumner

Mary Sumner

Mary Sumner

Amariah Dana

John Williams

Lucretia Dana

Mary Sumner Williams

Samuel Langley

Lucretia Dana Goddard

Benjamin Apthorp Gould

Samuel Pierpont Langley

Astronomer and Aviation Pioneer

Benjamin Apthorp Gould

Founder, The Astronomical Journal