This accession consists of the Encyclopedia of Life (EOL) Twitter account as it existed on March 8, 2016. EOL is a global partnership between the scientific community and the general public to make freely available to anyone knowledge about all the world's organisms. Twitter is a microblogging platform. EOL's Twitter account is used to ma...

This accession consists of the Freer Gallery of Art and Arthur M. Sackler Gallery SoundCloud account as it existed on April 20, 2017. SoundCloud is an online music and audio platform. The account is used to share recordings of performances. Due to technical issues, some audio content is missing or may not function as expected. Materials a...

This accession consists of 44 official Twitter accounts maintained by units throughout the Smithsonian Institution (SI). Twitter is a third-party site used for public micro-blogging by SI staff. In addition to general SI-wide accounts, this accession includes accounts maintained by individual museums, research centers, and administrative ...

This accession consists of the Biodiversity Heritage Library Consortium (BHL) Twitter account as it existed on February 7, 2017. BHL is a consortium of major natural history, botanical, and research libraries that cooperate to digitize and make accessible the literature of biodiversity held in their collections as a part of a global "biodivers...

The Martin A. Gruber Photograph Collection consists of black and white photographs taken by Gruber between 1919 and 1924. Subjects include buildings, bridges, monuments, and trees and flowers of the Washington, D.C., area, as well as views of the National Zoological Park. Many of the images in this collection are available online. View Digit...

This collection is comprised of digital surrogates previously available on the 133 rolls of microfilm described in the NARA publication M1904. These digital surrogates reproduced the records of the Kentucky headquarters for the Assistant Commissioner and his staff officers and the subordinate field offices of the Bureau of Refugees, Freedmen, and Abandoned Lands, 1865–1872. These records consist of bound volumes and unbound records, containing materials that include letters sent and received, monthly reports, registers of complaints, labor contracts, and other records relating to freedmen's claims and bounty payments.

The collection is comprised of digital surrogates previously available on the 21 rolls of microfilm described in the NARA publication M1055. These digital surrogates reproduced the records of the Assistant Commissioner for the District of Columbia, Bureau of Refugees, Freedmen, and Abandoned Lands, 1865–69. The records consist of 42 bound volumes and 18 feet of unbound documents. The bound volumes include letters and endorsements sent, registers of letters received, and special orders issued. The unbound letters consist primarily of letters and reports received.

This collection consists of ten 8.5 by 10.5 inch halftone screened offset litho prints showing Apollo 13 recovery operations in the Pacific Ocean on April 17, 1970. Images show the Command Module; the recovery ship USS Iwo Jima; Sikorsky (S-61B) SH-3D Sea King helicopters; astronauts Fred W. Haise, Jr., John Leonard Swigert, Jr., and James A. "Jim"...

This collection is comprised of digital surrogates previously available on the 34 rolls of microfilm described in the NARA publication M1900. These digital surrogates reproduced the records of the Alabama Office of the Assistant Commissioner, his staff offices, and subordinate field offices of the Bureau of Refugees, Freedmen, and Abandoned Lands, 1865–1872. These records consist of bound volumes and unbound records, containing materials that include letters and endorsements sent and received, monthly reports, applications of freedmen for rations, and other records relating to freedmen's claims and homesteads.

This accession consists of records that document two exhibitions held at the National Portrait Gallery: In the Minds and Hearts of the People: Prologue to the American Revolution, 1760-1774, on view from June 14 through November 17, 1974; and To Color America: Portraits by Winold Reiss, which was on view from October 27, 1989 through Apri...