21st century

Event Becoming U.S.: The Immigrant Experience in Philadelphia	Lesson Plan Introduction to Propaganda in WWI
Video Becoming U.S. - Age and Assimilation	Lesson Plan Evolution of Air Power during World War I
Blog Post Processing the Pennsylvania Abolition Society Papers: An Intern’s Experience	Event The 217 Boxes of Dr. Henry Anonymous
Blog Post Founded in 1882, this organization is one of the first in the U.S. dedicated to the care of children. What was its name?	News HSP Gets Loud With New Music Series Beginning February 17
Blog Post Salmon Chase, Secretary of the Treasury from 1861-1864, placed which famous phrase on U.S. currency?	Event Fashion: “The Fastest Moving, Most Fragile, and Fickle Fleeting Business”
Blog Post Which amendment to the U.S. Constitution was ratified this week 150 years ago?	Blog Post The Print Center celebrates its centennial this year, making it one of the oldest organizations in the U.S. dedicated to graphic arts. What is its original name?
News Art in the Archive	Photo Album Embedded in Ink
Landmark Lesson Independence Hall: Across Time, For All	Blog Post Historically Halloween
Event 100 Years of Print: The Centennial Celebration of Philadelphia's The Print Center	Event Catholic Philadelphia
Blog Post In 1972, the disguised "Dr. Henry Anonymous" addressed the American Psychiatric Association in support of declassifying homosexuality as a mental illness. Who was the man behind the mask?	Event Unpacking a Psychiatrist: The 217 Boxes of Dr. Henry Anonymous

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21st century

21st century