Drawing instruments have been essential to mathematics, architecture, surveying, navigation, engineering design, and other technical endeavors from antiquity through the 20th century, although ...

Stone Age humans may have ripped raw meat from the bone, but they also played music, according to a study reporting the discovery of a 35,000-year-old flute, the oldest instrument known. Found in the ...

A few other cases and sets of drawing instruments are found in the Armed Forces History, Physical Sciences, Political Life, and Work and Industry collections at the National Museum of American History ...