Library of Congress

Official account of the world’s largest library. Explore collections & plan a visit. All Library accounts:

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For World Bicycle Day: Bicycle advertisements were prolific in the 19th and early 20th century, just as automobile ads are today. Here are a few beautiful ones from the Library of Congress collection.

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Magazine Monday | For America's 250th birthday, a new Library exhibition will explore the impact and meaning of the Declaration of Independence across hundreds of years of American history. https://t.co/YT8BoiXzog

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Join us Live! at the Library in June. We'll have:
💃 A costume ball in the Great Hall
🎵 Concerts
❓Trivia
🖼️ Exhibitions
🍸Happy hour
https://t.co/fCsfDR9YXw

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The Golden Gate Bridge opened to the public for the first time on this day in 1937. About 200,000 people paid 25¢ to walk the bridge, equal to about $5.75 in today's dollars. The next day it opened to cars. This footage is from the Prelinger Archives, acquired by the Library in 2002.

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These images are housed in the Library's Prints & Photographs Division. Read about them: https://t.co/xZKmCW8swD

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Dorothea Lange was born on this day in 1895. "Migrant Mother," widely considered one of the most famous photographs of the 20th century, is the most recognizable shot of a series taken by Lange in March 1936 of the same family of "destitute pea pickers" in Nipomo, California. 🧵

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In honor of Memorial Day: The Veterans History Project at the Library of Congress collects and preserves firsthand recollections of U.S. military veterans.

But did you know Gold Star Family members may also contribute accounts about their loved ones? Learn more. ⬇️
https://t.co/rkuy2Cj9mI

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Here are some of the smallest books at the world's largest library! 🔍📚

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NEWS: The Library will make a trailblazing contribution to the America250 Time Capsule in July: a tiny metal vial holding synthetic DNA encoded with digital copies from the Library’s collections.

Read more. ⬇️
https://t.co/f28zi5oiyE

[Library of Congress @librarycongress]

There are only 11 known surviving copies of the Goddard broadside, making it a very special Library of Congress treasure.
Learn more about Goddard, who may also have been the first woman postmaster in colonial America, according to the National Postal Museum. ⬇️
https://t.co/ctGn2gmt82

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There's a lot of talk about Founding Fathers lately, but what about Founding Mothers? One name for consideration: Mary Katharine Goddard, the Baltimore printer whose name appears on the second printing of the Declaration of Independence, commissioned in January 1777 by the Continental Congress. 🧵⬇️

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This printing, the first with all of names of the original signers printed on it, was produced after the Continental Congress fled from Philadelphia to Baltimore. By including her name, Goddard bravely aligned herself with the same risks the signers had undertaken. https://t.co/szhvqKT4pO

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Reminding you on this International Museum Day: We may not have "museum" in our name, but we still have wonderful exhibitions. Plan your visit today! https://t.co/ELcsGIYrCh

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Today is the 130th anniversary of the Supreme Court's 1896 Plessy v. Ferguson ruling, which established that racial segregation laws did not violate the Constitution. In the Library's Prints & Photographs collection, there are many visual examples of the “separate but equal” doctrine in practice.

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Legislation creating the Women's Army Auxiliary Corps, which later became the Women's Army Corps (WAC), was signed into law #OTD in 1942. The 150,000+ WAC members were the first women other than nurses to serve in the U.S. Army.
Hear their stories ⬇️
https://t.co/7cKBtOF9Iq

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Here's the full list of 2026 National Recording Registry inductees!

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Here's the full list of 2026 National Recording Registry inductees!

[Library of Congress @librarycongress]

ANNOUNCEMENT: The Library of Congress has selected 25 recordings to be inducted into the National Recording Registry, chosen for their cultural, historic or aesthetic importance to preserve the nation’s recorded sound history. 🧵 ⬇️
#NatRecRegistry

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Only a true icon can create a blockbuster hit song within a hit album, which also spawns a new catchphrase and a dance craze at the same time. Beyonce’s “Single Ladies” was *the* cultural moment of 2008, and most of 2009 as well.