America's worst accident at a civilian nuclear power plant occurred on March 28, 1979. This online exhibition provides information about the Three Mile Island nuclear power plant, the course of the accident there and the steps-extending over almost 15 years-through which the nature and extent of

This embroidered mourning picture was embroidered in Lititz, Pennsylvania, about 1816, using silk thread, silk chenille, gold spangles, watercolor, and ink on silk fabric. In a gilded wood frame, it measured 25" x 25", and its black mat is reverse-painted on the glass. Mourning designs appear in

This website focuses on the last handwritten copy of the Gettysburg Address, a manuscript that usually resides out of the public eye in the Lincoln Bedroom of the White house. Also included to help students further explore this important document are a printable version of the manuscript, transcr

The Blackberry is a handheld wireless Personal Data Assistant (PDA) and communication device. It has a thumb keyboard and a wheel for navigation, as opposed to using a stylus like its competitors. This unit was owned by a law firm partner who arrived at the World Trade Center on September 11, 200

Students will learn about the United States' role as the world's only superpower folling the collapse of the Soviet Union, American involvement in the Persian Gulf War, the global war on terrorism that began with the attacks on September 11, 2001 and the invasion of Iraq in this section of the&nb

From 1861-1865, Americans battled over preserving their Union and ending slavery.  The Civil War is the focus of this section of The Price of Freedom: Americans at War, an online exhibition. This pivotal and complicated period of American history is divided into sections that allow

The Mid-Atlantic Association of Museums is a non-profit membership organization, founded in 1945. The organization represents museums professionals, organizations, institutions and museum service providers. The website is a forum to enhance the image of museums and educate individuals on an array

In this post, readers will explore the writings of an assistant surgeon in the 150th Pennsylvania infantry during the Civil War, M.A. Henderson.  Although Henderson did not see much action and describes little of his medical duties, his diary is a resource for understanding the Ci

In this post, students will learn about the work the Museum is doing to preserve the history from September 11, 2001. Students will hear an insider's perspective on the decision-making process, and discover what it's like to sort and collect important objects that will help tell the story for gen

This post helps teachers understand how to both memorialize September 11 and contextualize the history of the day through five essential questions. Targeted toward secondary students, the questions can help teachers and students compare aspects of September 11 to other events in American his