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Science Reference Services (Science, Technology, and Business Division)
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Visit the Science and Business
Reading Room

The Library of Congress is the largest library in the world, with
three buildings on the Capitol Hill campus.

Please plan ahead so your research will go smoothly.

Photo: The Science & Business Reading Room.

Science and Business Reading Room Hours:
Mon., Wed., Thurs., 8:30 a.m. to 9:30 p.m.
Tues., Fri., Sat., 8:30 a.m. - 5:00 p.m.
Closed Sundays and Federal holidays
(Technical Reports & Standards Hours:
Monday - Friday, 8:30 a.m.- 5:00 p.m.)

Science and Business Reading Room Location:
Room LA-508, John Adams Building
2nd Street & Independence Ave. S.E.
Washington, D.C. 20540-4750
202 707-5639
Map Showing Location on 5th Floor
Maps and Floor Plans of the Three Buildings

Science and Business Reading Room Location: The Science and Business Reading Room is located on the 5th floor in the John Adams Building. The entrance to the building is on 2nd Street. Take the elevators to the fifth floor; as you exit the elevator lobby, turn to your right. You will see a sign that directs you to the left into the Science and Business Reading Room. Map of the Adams Building Fifth Floor

Reading Room Requirements:

Library of Congress Reader Registration: All researchers must have a Reader Identification Card in order to use the Library’s Reading Rooms and materials.

Policy on Personal Belongings: Personal belongings in the Science and Business Reading Room.

Photo:  the John  Adams Building
Photo: The John Adams Building on Capitol Hill.

The Science Reference Collection: The Science Reference Collection is located in the Reading Room. You may use the Science Reference Collection without submitting a request. Reference works may not be taken from the Reading Room. Among the many types of resources are:

  • Indexes, abstracts, and full text journal articles (both print and online products)
  • Selected online books
  • Directories, dictionaries, and encyclopedias
  • Bibliographies and research guides prepared by Science Reference Librarians
  • Important and frequently used works in Science and Technology

Access and Requesting Materials: Patron access to materials in the closed stacks is primarily by means of the online public catalog and through submission of requests. (Please note that requests of materials from off-site may take a day or more to fulfill.) The Library of Congress online catalog can be accessed at anytime from anywhere with internet access. The catalog is primarily bibliographic in function. With few exceptions, only members of Congress and their staffs may check out materials from of the Library of Congress. Access to full-text books and journals is generally limited to on-site usage.

Workstations, Wi-Fi, and Printing: Public workstations are provided with networked printers and are located throughout the reading room. These workstations give researchers access to the Library’s website, digital resources, the online catalog of Library holdings, subscription electronic databases, and to the Internet.
Free Wi-Fi access is available in the Reading Room. Researchers are encouraged to bring their own electronic devices for access to our electronic resources. Each research desk in the Science and Business Reading room has a power source for your device(s).
Printers, photocopiers, scanners, and microform workstations are provided in the Reading Room, providing the ability to print or save resources in digital formats. Researchers are encouraged to bring USB drives to save their materials.


Photo: owl sculpture in the Science & Business Reading Room
Owl sculpture in the Science & Business Reading Room. From the Prints & Photograph Division, Library of Congress.

Library of Congress Duplication Services: If there are no copyright restrictions, Duplications Services supplies photocopies of items in the Library’s collections. You must provide specific citations (title, author, number of pages, and LC call number) for materials you wish copied. Fees vary based on duplication type and quality.

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   September 28, 2017
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