Image of Secretary Charles G. Abbot Secretary Charles G. Abbot
Image of Charles Greeley Abbot (1872-1973) Charles Greeley Abbot (1872-1973)
Image of Secretary Charles G. Abbot's Old House Secretary Charles G. Abbot's Old House
Image of Mrs. Lillian Moore Abbot Mrs. Lillian Moore Abbot
Image of Secretary Charles G. Abbot Secretary Charles G. Abbot
Image of Secretary Charles Greeley Abbot Secretary Charles Greeley Abbot
Image of Secretary Abbot with His Water Distiller Secretary Abbot with His Water Distiller
Image of Secretary Langley and His Brother Secretary Langley and His Brother
Image of Samuel P. Langley Samuel P. Langley
Image of Langley Medal for Aerodromics Langley Medal for Aerodromics
Image of Langley Flying Machine Langley Flying Machine
Image of Samuel P. Langley Samuel P. Langley
Image of Portrait of Samuel P. Langley Portrait of Samuel P. Langley
Image of Samuel P. Langley Samuel P. Langley
Image of Langley with His Aerodrome Langley with His Aerodrome
Image of Langley Aerodrome in Flight Langley Aerodrome in Flight
Image of North Facade of Smithsonian Building North Facade of Smithsonian Building
Image of William A. Henry (?) William A. Henry (?)
Image of Joseph Henry's daughter Helen Joseph Henry's daughter Helen
Image of Joseph Henry's Daughter Caroline Joseph Henry's Daughter Caroline
Image of Joseph Henry's Daughters Caroline & Mary Joseph Henry's Daughters Caroline & Mary

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