The mission of the Hirasaki National Resource Center at the Japanese American National Museum is to provide access to the Museum's diverse collections related to Japanese Americans. The National Resource Center develops a collection of secondary materials that document the Japanese American exper

Samuel F. B. Morse (1791-1872), an artist and inventor of the telegraph, was in Paris in 1839 sharing the scientific and celebrity stage with Daguerre. The two inventors shared notes on their inventions and Morse returned to the US with a camera, perhaps the first camera in the United States...

This circular slide rule describes the effects of a nuclear explosion on people. After World War II, scientists at the Los Alamos Scientific Laboratory prepared a report on forms of damage associated with the explosion of atomic bombs. These included physical damage, fire and heat, and nuclear ra

Students and teachers can deepen their understanding of the challenge of climate change through this archived online conference. An excellent professional development resource, the homepage for the online conference provides the conference schedule and speakers, as well as gen

Introduced in 1959, the Xerox 914 plain paper copier revolutionized the document-copying industry. The culmination of inventor Chester Carlson's work on the xerographic process, the 914 was fast and economical. One of the most successful Xerox products ever, a 914 model could make 100,000 copies

This Sony "Walkman" portable tape player dates from the early 1980s. Originally introduced in 1979 as the “Soundabout,” two people could listen simultaneously while a small microphone permitted them to converse without removing their headsets. Powered by a 9-volt battery, the recorder sold we

World War I provided a testing ground for the application of new medical technologies and procedures and, in some cases, accelerated their general acceptance or development in a much wider context. Simultaneously, wartime medical practice reflected the larger concerns and prejudices of early 20th

Board of Health: OBSERVATION QUARANTINE: Persons other than those of the household and those legally authorized are forbidden to enter. No person other than those authorized by the Board of Health shall remove this placard. Any person or persons defacing, covering up or destroying this placard rende

For decades, teachers drilled American school children using flash cards that gave simple arithmetic problems. The advent of inexpensive electronic calculators in the 1970s made it possible to do much routine arithmetic automatically. To teach school children the meaning of basic operations, new dev

The Smithsonian Asian Pacific American Program provides vision, leadership and support for all Asian Pacific American (APA) activities at the Smithsonian while at the same time, serving as liaison to APA communities.