How technical drawings shaped early engineering practice.Technical drawings by the architects and engineers of the Renaissance made use of a range of new methods of graphic representation. These drawings--among them Leonardo da Vinci's famous drawings of mechanical devices--have long been studied for their aesthetic qualities and technological ingenuity, but their significance for the architect…
A history of raw materials and chemical substances from the late seventeenth to the early nineteenth centuries that scrutinizes the modes of identification and classification used by chemists and learned practitioners of the period, examining the ways in which their practices and understanding of the material objects changed.In the eighteenth century, chemistry was the science of materials. Che…