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

a human cultural treasure in Korea (Masters of Traditional Korean Handicrafts book, pg. 153). He creates many traditional instruments out of silk and has dedicated most of his life to his craft. He ...

Instruments like these were used by skilled draughtsmen (and women) in many drawing offices to produce engineering drawings for structures, such as bridges and building frames, at a time when ...

An ingenious instrument for drawing ellipses and hyperbolas has recently been invented which is so arranged that if a pen be used it will keep the latter at all times tangent to the curve.

Still, musical visionary Naoyuki Miura has geopolitical hopes for a round of concerts featuring three traditional instruments: the Japanese sho, the Korean komungo and the Chinese pipa.

Thomas P. How, of Randolph, ?. Y., has made an improvement in the wheel pen for dotting lines in mathematical drawing, which it is thought will much increase its value. These pens have heretofore ...

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