Researchers
Researchers
niels_bohr_library_dedication_d1.jpg
For the Love of Books lead image
10-vault-boxes.JPEG
Niels Bohr Library & Archives
NBLA is a repository and hub for information in the history of physics, astronomy, geophysics, and allied fields.
Library Collections
Our holdings of over 30,000 published materials include textbooks, monographs, rare books and more dating from the 1500s to the present day.
Archival Collections
As the official home for the records of AIP and its Member Societies, our archival collections include approximately 4,000 linear feet of materials, plus nearly 2,000 oral histories. The NBLA is also home to the Emilio Segrè Visual Archives, which contains over 30,000 photographs and other visual materials.
1028-DXP-022025-library-icons-library-i1.svg
Visit the Library
1028-DXP-022025-library-icons-collections-i1.svg
Use the Collections
1028-DXP-022025-library-icons-donateresources-i1.svg
Donate Materials
1028-DXP-022025-library-icons-askalibrarian-i1.svg
Contact a Librarian
segre_emilio_b38.jpg
Emilio Segrè Visual Archives
Search our collection of more than 30,000 historical digital images, photographs, slides, lithographs, engravings, drawings and other visual materials.
roberts_arthur_c3.jpg
Oral Histories
Search our collection of over 1,500 oral history interviews from the 1960’s to the present day with accomplished scientists in industry and academia.
blewett_john_g1.jpg
Digital Repository
Our digital repository houses some of our most significant collections, which have been digitized thanks to researcher support and grant-funded projects.
Ptolemy_Almagest_1528_011.jpg
Ex Libris Universum
From the Library of the Universe. Delve into the amazing collections with this blog from the Niels Bohr Library & Archives.
Search Our Catalog
Search the Niels Bohr Library & Archives holdings and the International Catalog of Sources (ICOS) of over 10,000 collections from repositories worldwide.

Research Tools

Online Catalog

Search our physical collection holdings, including books, journals, archival collections, and oral history interviews, along with the International Catalog of Sources (ICOS) of archival repositories world wide.

Archival Finding Aids

A finding aid is a tool created by records professionals to give information about the contents of archival collections. Finding aids provide detailed inventories to help researchers locate relevant materials. Browse the finding aids for AIP and ICOS collections.

Member Society Portals

Explore the AIP Member Society Archives Portals to discover the rich history and heritage of the physical sciences and the varied disciplines represented by the AIP Member Societies.

The Latest from NBLA

All Articles
Lia Telegdi with Cherry Blossoms
Ex Libris Universum
/
Article
April Flowers
APR 08, 2025
Emilio Segrè as a toddler, dressed in white and posing in front of a chair for a formal portrait
Ex Libris Universum
/
Article
The Emilio Segrè Collection
MAR 24, 2025
adair.teaser.jpg
Ex Libris Universum
/
Article
An Ode to the Chalkboard
FEB 27, 2025
Massey_small740.jpg
Ex Libris Universum
/
Article
Stories from Black Physicists in Our Collections: Part Two
FEB 20, 2025
woman standing outside with arms crossed
Ex Libris Universum
/
Article
How Organizations & Teams Shape Science
FEB 11, 2025
Wang Ming-Chen A1 - Copy.jpg
Ex Libris Universum
/
Article
Chinese Scientists and US-China Collaboration
JAN 27, 2025
woman standing outdoors, wearing shirt with stars
Ex Libris Universum
/
Article
Mixed Signals: Alien Communication Across the Iron Curtain
JAN 14, 2025
700mitchell.jpg
Ex Libris Universum
/
Article
Nonlinear Careers of Scientists through History
JAN 07, 2025
Eidinoff_AtomicsfortheMillions_004.jpeg
Ex Libris Universum
/
Article
Where the atomic nuclei are: Maurice Sendak, physics illustrator
DEC 13, 2024
snowy field with foot prints leading up to an observatory in the far background.
Ex Libris Universum
/
Article
A Winter Wonderland of Physics
DEC 06, 2024

“Robert Oppenheimer Speaking at the Niels Bohr Library Dedication in New York”. Physics Today Collection. Niels Bohr Library & Archives. Niels Bohr Library Dedication D1.| Niels Bohr Library & Archives Library stacks. Photo by AIP. |Niels Bohr Library & Archives Vault. Photo by AIP. | “Emilio Segrè Taking a Photograph”. Segrè Collection. Niels Bohr Library & Archives. Segrè Emilio B38 |OHI photo | “Portrait of Joan Warnow-Blewett”. Physics Today Collection. Niels Bohr Library & Archives. Blewett John G1 | “Unidentified, Arthur Roberts and George Tressel at a Recording Session for Music”. George Tressel Collection. Niels Bohr Library & Archives. Roberts Arthur C3 | Ptolemy’s Almagest,1528. Photo by AIP.