Fundamental work of academician B.A. Rybakov, summing up scientific knowledge about the craft of Ancient Russia (up to the 15th century inclusive) based on archeological data and written sources. It contains thorough descriptions of technologies and craft techniques, information about their distribution areas and the dynamics of changes in improvements. The monograph is equipped with a large number of illustrations and drawings, especially useful for those engaged in the reconstruction of forging, foundry and weapons of the Middle Ages.