Results for "Twitter"
Secretary Alexander Wetmore
- Date: 1929
- Creator: Bachrach, Louis Fabian
- Creator: Bachrach, Louis Fabian
Henry to Receive Honor from King of Sweden
- Date: April 20, 1871
- SI History Chronology
Provision to Appoint Acting Secretary
- Date: January 24, 1879
Secretary Charles Greeley Abbot
- Date: 1890s
- Creator: Unknown
- Creator: Unknown
Secretary Charles D. Walcott
- Date: 1914
- Creator: Scherer Studio, Washington, D.C
- Creator: Scherer Studio, Washington, D.C
The Baird Family at Wood's Hole
- Date: 1887
- Creator: Unknown
- Creator: Unknown
Samuel P. Langley
- Creator: Unknown
- Creator: Unknown
Langley Aerodrome No. 5
- Date: May 6, 1896
- Creator: Bell, Alexander Graham 1847-1922
- Creator: Bell, Alexander Graham 1847-1922
Andrew F. Michaels' Retirement Ceremony
- Date: 1975
- Creator: Unknown
- Creator: Unknown
Joseph Henry Statue on Mall
- Date: 1979
- Creator: Bounds, A. Pierce
- Creator: Bounds, A. Pierce
Samuel P. Langley
- Date: 1901
- Creator: Unknown (D. G. Mc?)
- Creator: Unknown (D. G. Mc?)
Secretary Langley with Children
- Date: Unknown, c. 1900
- Creator: Unknown
- Creator: Unknown
