LOIR (Jean). Théorie du tissage des étoffes de soie. Lyon, Desvignes et Desforges, 1923-1928. 3 volumes in 11 folio fascicles. First edition of this work on silk weaving by Lyon professor Jean Loir. Loir studied all aspects of silk weaving, from the study of the silkworm and methods of making fabric to a detailed description of all possible silks, from the most common to the most complex. The edition is illustrated with numerous out-of-text and full-page figures in black and colour, as well as 150 samples of silk fabrics.