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

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This unpolished wood and cardboard ...

THERE is great diversity of opinion as to the most suitable case of drawing instruments for students, many colleges having their own particular cpecifications; but it would be difficult to find a more ...

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 computer ...

In the early '60's, all freshmen at Worcester Polytechnic Institute had to take a semester of mechanical drawing and another semester of descriptive geometry. So we all bought drafting sets and a ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...