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 painted wire structure is a ...

In the Practical Geometry (six chapters) the student is taught the use and construction of scales, of triangles and polygons, and there are numerous problems on areas, on circles in contact, and ...

Projective geometry was used by Renaissance painters to create the illusion of depth in their paintings. Our “conscious field” is composed of everything we are conscious of at one moment in time.

B., S. Plane Geometry: An Account of the More Elementary Properties of the Conic Sections, treated by the Methods of Co-ordinate Geometry, and of Modern Projective Geometry, with Applications to ...

The history of drawing is so entwined with projection that the graphic lines constructing projections were literally called “pencils” in early descriptive geometry textbooks.