Museum Artifacts

Introduced in mid-1976, the Little Professor is a non-printing electronic calculator modified to present simple arithmetic problems. A correct answer prompts another problem on the eight-digit display. An error delivers the message, "EEE." The colorful keyboard shows a professor with whiskers and gl

During World War II, the U.S. military needed to find accurate ways to guide missiles to their targets. Harvard University psychologist B. F. Skinner suggested that a missile nose cone be supplied with three compartments, each with a window. A pigeon would be placed in each section, and trained t

Photographs can be powerful connections to the past. Soldiers, for example often had their portraits made before going off to war so that loved ones would have a rememberance of them in the event they did not return. This decorative mat is unusual and suggests the pride the owner may have felt ab

During the 1880s, the engineer Herman Hollerith devised a set of machines for compiling data from the United States Census. Hollerith's tabulating system included a punch for entering data about each person onto a blank card, a tabulator for reading the cards and summing up information, and a sor

The American flag is a powerful symbol of freedom and independence for many activist groups who wish to claim full rights as citizens . This commercially marketed lap blanket was altered by hand to include the universal access symbol made up of stitched stars.

This print shows American forces attacking the fortress palace of Chapultepec on Sept. 13th, 1847. General Winfield Scott, depicted in the lower left on a white horse, led the southern division of the U.S. Army that successfully captured Mexico City during the Mexican American War.

This image, said to be the most popular poster design of World War II, appeared as a billboard in 1941. Carl Paulson created the design under the direction of the Outdoor Advertising Association of America, Inc., for a U.S. Treasury Department campaign promoting the widespread public ownership of

Research in Motion (RIM) produced this Blackberry model 957 Internet Edition in 2000. The first Blackberry was introduced in 1999 as a two-way pager before pivoting to become a device featuring an always-connected e-mail with personal digital assistant functionality. The Blackberry 957 came with

The TV dinner represented a change in the way Americans were thinking about food. Introduced in 1954 by Swanson & Sons, of Omaha, Nebraska, it offered women--more and more of whom were working outside the home but still assumed to be responsible for cooking--an alternative to time-consuming meal pre

The Chinese Exclusion Act of 1882 prevented all but a few Chinese to enter the United States legally. In 1906, a major earthquake and resulting fire in San Francisco destroyed public records, allowing many Chinese to claim that they had been born in San Francisco. These men, with newly established c