Museum Artifacts

Alfred Vail made this key, believed to be from the first Baltimore-Washington telegraph line, as an improvement on Samuel Morse's original transmitter. Vail helped Morse develop a practical system for sending and receiving coded electrical signals over a wire, which was successfully demonstrated

Many Chinese men travelled to the United States and became gold miners following the discovery of gold in California in 1849. Woks such as this one were made in China, but brought to California in the 1800s and used by Chinese immigrants. As the mass influx of travelers arrived from a variety of

Pennsylvania Germans near the Conestoga River first made Conestoga wagons around 1750 to haul freight. By the 1810s, improved roads to Pittsburgh and Wheeling, Virginia (now West Virginia) stimulated trade between Philadelphia, Baltimore, and settlers near the Ohio River. Wagoners with horse-drawn C

Acupuncture has gone in and out of fashion over the centuries in both China and the West. Part of a 2,000-year-old system of medicine that originated in China, acupuncture spread across Asia and the world with the migration of Asian peoples. In 2002, there were about 15,000 licensed acupuncturist

Although introduced by Spanish settlers, the island's carnival celebrations, like mask making, music, and public performance, have developed into uniquely Puerto Rican traditions that also reflect the customs and sensibilities of Puerto Ricans' African ancestors. This carnival mask pictured here

This custom-made "Silver Flair" trumpet belonged to renowned trumpeter, bandleader, and composer John Birks "Dizzy" Gillespie, a founder of the modern jazz style known as bebop. Renowned for his musical virtuosity and for his impish good humor and wit, Gillespie played this trumpet in the early 1

To determine volume, weight, temperature, and time, cooks use measuring cups and spoons (for liquids and dry ingredients), thermometers of all sorts for the oven, freezer, or deep-fat fryer; for chocolate, dough, meat, candy, and jelly; scales for liquids and solids; salometers or hydrometers to

Part of a Pullman porter's job was to make up the sleeping berths in his assigned sleeping car, and to provide extra blankets to passengers requesting them. The standard Pullman blanket in the 20th century was dyed a salmon color, which became almost a trademark of the company. When a blanket bec

New United Motor Manufacturing Incorporated (NUMMI) was an auto manufacturing plant in Fremont, California, operated jointly by Toyota and General Motors from 1984 until 2010. GM had operated the plant at Fremont from 1960 where the clashes between management and union workers resulted in the pla

First introduced in 2001, the Development, Relief, Education of Alien Minors (DREAM) Act, would address the growing number of undocumented youth in the United States that were unable to continue with their higher education and job prospects. It would also provide a gradual legalization pathway. Howe