Results for "Washington (D.C.)"
Larry Small and Kenneth E. Behring
- Date: September 19, 2000
- Creator: Talman, Hugh
- Creator: Talman, Hugh
Joseph Henry's Letter to Swante Palm (February 22, 1869)
- Date: February 22, 1869
- Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
- Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
Samuel P. Langley
- Date: 1887
- Creator: Unknown
- Creator: Unknown
Meteorological Observers Told of New Policy
- Date: April 1, 1872
Clough in Antarctica
- Date: 2010
- Creator: Peterson, Tom
- Creator: Peterson, Tom
Spencer Fullerton Baird
- Date: c. 1850
- Creator: Unknown
- Creator: Unknown
Samuel Morse Publishes Attack on Joseph Henry
- Date: January 1855
Joseph Henry
- Date: c. early 1840s
- Creator: Unknown,Joseph Henry Papers Project
- Creator: Unknown,Joseph Henry Papers Project
Secretary Langley with Family and Friends
- Creator: Unknown
- Creator: Unknown
Secretary Charles D. Walcott
- Creator: Unknown
- Creator: Unknown
Secretary Charles D. Walcott as a Young Man
- Date: c. 1870
- Creator: Unknown
- Creator: Unknown
Mary Vaux Walcott
- Date: 1924
- Creator: Unknown
- Creator: Unknown
