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Centennial Collections Transferred to SI
- Date: November 13, 1876
Spencer Baird Becomes Head of U.S. National Museum
- Date: January 1, 1872
Duplicate Specimens Distributed Within USA
- Date: June 15, 1853
Joseph Henry and Spencer Fullerton Baird Aid Pacific Railroad Surveys
- Date: April 1853
Baird's Collecting Policies as Assistant Secretary
- Date: October 11, 1850
Joseph Henry's Letter to Spencer Fullerton Baird (August 16, 1862)
- Date: August 16, 1862
- Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
- Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
Letter from Solomon Brown to Spencer Baird, 09/22/1856
- Date: September 22, 1856
- Creator: Brown, Solomon Galleon c. 1829-1906
- Creator: Brown, Solomon Galleon c. 1829-1906
