Family Relationship of

Samuel Pierpont Langley

Astronomer and Aviation Pioneer

29th Governor of Rhode Island

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Robert Williams

Elizabeth - - - - - -

Stephen Williams

Isaac Williams

Joseph Williams

John Williams

Joseph Williams

Eunice Williams

John Williams

Martha Gallup

John Williams

Eunice Denison

Mary Sumner Williams

Samuel Langley

Amos Denison Smith

Priscilla Mitchell

Samuel Pierpont Langley

Astronomer and Aviation Pioneer

James Youngs Smith

29th Governor of Rhode Island