EditorialSagrada Familia (Passion Fa?ade): The first sketch of the Passion fa?ade by Gaud? in 1892. This is a drawing that basically shows a vector calculation that would be used to study loads, to specify the inclinations of the six columns of the lower porch ...
EditorialDocument from James, Duke of York, to the King of Ardra, Rectangular document with the central inscription 'To the great king of Ardra James' sendeth greeting. Bordered with birds, flower and leaf motifs around the inscription. Colors: blue, red, green...
EditorialGrady Cope, the founder of a machining and assembly company, at his office in Englewood, Colo., Jan. 8, 2020. (James Stukenberg/The New York Times)
EditorialThe declensions of an instrument, and to adjust the inclinations of the planes are to be explained, Instrument of Gnomonics, after p. 30, 1648, Emanuele Maignan: Perspectiva horaria sive de horographia gnomonica tum theoretica, tum practica libri quatu...
EditorialDocument from James, Duke of York, to the King of Ardra, Rectangular document with the central inscription 'To the great king of Ardra James' sendeth greeting. Bordered with birds, flower and leaf motifs around the inscription. Colors: blue, red, green...