![](https://static.dezeen.com/uploads/2018/08/us-library-of-congress-washington-dc-america-rebrand-pentagram_dezeen_sq-411x411.gif)
Pentagram models US Library of Congress logo on bookends
Pentagram's New York office has updated the visual identity for America's Library of Congress in Washington DC, with a shape-shifting logo that resembles stacks of books and bookends on a shelf. More