Othmer Library After Hours
It’s National Library Week!
This year, we’re celebrating America’s Semiquincentennial with the theme “A Blast Through the Past: 250 Years of American Science.”
Explore the scientists, ideas, and technologies that have shaped our world from 1776 to today through our unique collections.
See rare and modern treasures, support the library by adopting a collection item, enjoy our annual book-themed cake, and take home a souvenir!
Admission is free; registration is required.

Featured image at top: Page 8, Famous Names in Chemical History: Joseph Priestley (1938).
More events
The Maternal Imprint
This Women’s History Month, join us for a thought-provoking presentation by leading gender and science scholar Sarah S. Richardson.
Stories of Science: 52 Weeks of Firsts
Join us as we celebrate the invention of the first paper match folder in 1892—the precursor to the modern matchbook—as part of the Philadelphia Historic District’s 52 Weeks of Firsts.
Women in Chemistry Tour
Drop in for a tour highlighting the central role of women in shaping chemistry and the material sciences throughout history.
